1994392120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:414

約数の個数: 192

約数和(自身を含む): 5411862720

約数和(自身を除く): 3417470600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 70, 73, 98, 106, 140, 146, 196, 212, 245, 263, 265, 280, 292, 365, 371, 392, 424, 490, 511, 526, 530, 584, 730, 742, 980, 1022, 1052, 1060, 1315, 1460, 1484, 1841, 1855, 1960, 2044, 2104, 2120, 2555, 2597, 2630, 2920, 2968, 3577, 3682, 3710, 3869, 4088, 5110, 5194, 5260, 7154, 7364, 7420, 7738, 9205, 10220, 10388, 10520, 12887, 12985, 13939, 14308, 14728, 14840, 15476, 17885, 18410, 19199, 19345, 20440, 20776, 25774, 25970, 27083, 27878, 28616, 30952, 35770, 36820, 38398, 38690, 51548, 51940, 54166, 55756, 64435, 69695, 71540, 73640, 76796, 77380, 95995, 97573, 103096, 103880, 108332, 111512, 128870, 134393, 135415, 139390, 143080, 153592, 154760, 189581, 191990, 195146, 216664, 257740, 268786, 270830, 278780, 379162, 383980, 390292, 487865, 515480, 537572, 541660, 557560, 671965, 683011, 758324, 767960, 780584, 940751, 947905, 975730, 1017547, 1075144, 1083320, 1343930, 1366022, 1516648, 1881502, 1895810, 1951460, 2035094, 2687860, 2732044, 3415055, 3763004, 3791620, 3902920, 4070188, 4703755, 5087735, 5375720, 5464088, 6830110, 7122829, 7526008, 7583240, 8140376, 9407510, 10175470, 13660220, 14245658, 18815020, 20350940, 27320440, 28491316, 35614145, 37630040, 40701880, 49859803, 56982632, 71228290, 99719606, 142456580, 199439212, 249299015, 284913160, 398878424, 498598030, 997196060, 1994392120]

約数ペア:

[(1, 1994392120), (2, 997196060), (4, 498598030), (5, 398878424), (7, 284913160), (8, 249299015), (10, 199439212), (14, 142456580), (20, 99719606), (28, 71228290), (35, 56982632), (40, 49859803), (49, 40701880), (53, 37630040), (56, 35614145), (70, 28491316), (73, 27320440), (98, 20350940), (106, 18815020), (140, 14245658), (146, 13660220), (196, 10175470), (212, 9407510), (245, 8140376), (263, 7583240), (265, 7526008), (280, 7122829), (292, 6830110), (365, 5464088), (371, 5375720), (392, 5087735), (424, 4703755), (490, 4070188), (511, 3902920), (526, 3791620), (530, 3763004), (584, 3415055), (730, 2732044), (742, 2687860), (980, 2035094), (1022, 1951460), (1052, 1895810), (1060, 1881502), (1315, 1516648), (1460, 1366022), (1484, 1343930), (1841, 1083320), (1855, 1075144), (1960, 1017547), (2044, 975730), (2104, 947905), (2120, 940751), (2555, 780584), (2597, 767960), (2630, 758324), (2920, 683011), (2968, 671965), (3577, 557560), (3682, 541660), (3710, 537572), (3869, 515480), (4088, 487865), (5110, 390292), (5194, 383980), (5260, 379162), (7154, 278780), (7364, 270830), (7420, 268786), (7738, 257740), (9205, 216664), (10220, 195146), (10388, 191990), (10520, 189581), (12887, 154760), (12985, 153592), (13939, 143080), (14308, 139390), (14728, 135415), (14840, 134393), (15476, 128870), (17885, 111512), (18410, 108332), (19199, 103880), (19345, 103096), (20440, 97573), (20776, 95995), (25774, 77380), (25970, 76796), (27083, 73640), (27878, 71540), (28616, 69695), (30952, 64435), (35770, 55756), (36820, 54166), (38398, 51940), (38690, 51548)]