39934960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 160

約数和(自身を含む): 109992960

約数和(自身を除く): 70058000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 43, 47, 52, 65, 76, 80, 86, 94, 95, 104, 130, 152, 172, 188, 190, 208, 215, 235, 247, 260, 304, 344, 376, 380, 430, 470, 494, 520, 559, 611, 688, 752, 760, 817, 860, 893, 940, 988, 1040, 1118, 1222, 1235, 1520, 1634, 1720, 1786, 1880, 1976, 2021, 2236, 2444, 2470, 2795, 3055, 3268, 3440, 3572, 3760, 3952, 4042, 4085, 4465, 4472, 4888, 4940, 5590, 6110, 6536, 7144, 8084, 8170, 8930, 8944, 9776, 9880, 10105, 10621, 11180, 11609, 12220, 13072, 14288, 16168, 16340, 17860, 19760, 20210, 21242, 22360, 23218, 24440, 26273, 32336, 32680, 35720, 38399, 40420, 42484, 44720, 46436, 48880, 52546, 53105, 58045, 65360, 71440, 76798, 80840, 84968, 92872, 105092, 106210, 116090, 131365, 153596, 161680, 169936, 185744, 191995, 210184, 212420, 232180, 262730, 307192, 383990, 420368, 424840, 464360, 499187, 525460, 614384, 767980, 849680, 928720, 998374, 1050920, 1535960, 1996748, 2101840, 2495935, 3071920, 3993496, 4991870, 7986992, 9983740, 19967480, 39934960]

約数ペア:

[(1, 39934960), (2, 19967480), (4, 9983740), (5, 7986992), (8, 4991870), (10, 3993496), (13, 3071920), (16, 2495935), (19, 2101840), (20, 1996748), (26, 1535960), (38, 1050920), (40, 998374), (43, 928720), (47, 849680), (52, 767980), (65, 614384), (76, 525460), (80, 499187), (86, 464360), (94, 424840), (95, 420368), (104, 383990), (130, 307192), (152, 262730), (172, 232180), (188, 212420), (190, 210184), (208, 191995), (215, 185744), (235, 169936), (247, 161680), (260, 153596), (304, 131365), (344, 116090), (376, 106210), (380, 105092), (430, 92872), (470, 84968), (494, 80840), (520, 76798), (559, 71440), (611, 65360), (688, 58045), (752, 53105), (760, 52546), (817, 48880), (860, 46436), (893, 44720), (940, 42484), (988, 40420), (1040, 38399), (1118, 35720), (1222, 32680), (1235, 32336), (1520, 26273), (1634, 24440), (1720, 23218), (1786, 22360), (1880, 21242), (1976, 20210), (2021, 19760), (2236, 17860), (2444, 16340), (2470, 16168), (2795, 14288), (3055, 13072), (3268, 12220), (3440, 11609), (3572, 11180), (3760, 10621), (3952, 10105), (4042, 9880), (4085, 9776), (4465, 8944), (4472, 8930), (4888, 8170), (4940, 8084), (5590, 7144), (6110, 6536)]