19030440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1$

素因数の和:1147

約数の個数: 128

約数和(自身を含む): 67132800

約数和(自身を除く): 48102360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1109, 1144, 1320, 1430, 1560, 1716, 2145, 2218, 2860, 3327, 3432, 4290, 4436, 5545, 5720, 6654, 8580, 8872, 11090, 12199, 13308, 14417, 16635, 17160, 22180, 24398, 26616, 28834, 33270, 36597, 43251, 44360, 48796, 57668, 60995, 66540, 72085, 73194, 86502, 97592, 115336, 121990, 133080, 144170, 146388, 158587, 173004, 182985, 216255, 243980, 288340, 292776, 317174, 346008, 365970, 432510, 475761, 487960, 576680, 634348, 731940, 792935, 865020, 951522, 1268696, 1463880, 1585870, 1730040, 1903044, 2378805, 3171740, 3806088, 4757610, 6343480, 9515220, 19030440]

約数ペア:

[(1, 19030440), (2, 9515220), (3, 6343480), (4, 4757610), (5, 3806088), (6, 3171740), (8, 2378805), (10, 1903044), (11, 1730040), (12, 1585870), (13, 1463880), (15, 1268696), (20, 951522), (22, 865020), (24, 792935), (26, 731940), (30, 634348), (33, 576680), (39, 487960), (40, 475761), (44, 432510), (52, 365970), (55, 346008), (60, 317174), (65, 292776), (66, 288340), (78, 243980), (88, 216255), (104, 182985), (110, 173004), (120, 158587), (130, 146388), (132, 144170), (143, 133080), (156, 121990), (165, 115336), (195, 97592), (220, 86502), (260, 73194), (264, 72085), (286, 66540), (312, 60995), (330, 57668), (390, 48796), (429, 44360), (440, 43251), (520, 36597), (572, 33270), (660, 28834), (715, 26616), (780, 24398), (858, 22180), (1109, 17160), (1144, 16635), (1320, 14417), (1430, 13308), (1560, 12199), (1716, 11090), (2145, 8872), (2218, 8580), (2860, 6654), (3327, 5720), (3432, 5545), (4290, 4436)]