2019105420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{3709}}^1$

素因数の和:3975

約数の個数: 96

約数和(自身を含む): 5813955840

約数和(自身を除く): 3794850420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 211, 215, 258, 422, 430, 516, 633, 645, 844, 860, 1055, 1266, 1290, 2110, 2532, 2580, 3165, 3709, 4220, 6330, 7418, 9073, 11127, 12660, 14836, 18146, 18545, 22254, 27219, 36292, 37090, 44508, 45365, 54438, 55635, 74180, 90730, 108876, 111270, 136095, 159487, 181460, 222540, 272190, 318974, 478461, 544380, 637948, 782599, 797435, 956922, 1565198, 1594870, 1913844, 2347797, 2392305, 3130396, 3189740, 3912995, 4695594, 4784610, 7825990, 9391188, 9569220, 11738985, 15651980, 23477970, 33651757, 46955940, 67303514, 100955271, 134607028, 168258785, 201910542, 336517570, 403821084, 504776355, 673035140, 1009552710, 2019105420]

約数ペア:

[(1, 2019105420), (2, 1009552710), (3, 673035140), (4, 504776355), (5, 403821084), (6, 336517570), (10, 201910542), (12, 168258785), (15, 134607028), (20, 100955271), (30, 67303514), (43, 46955940), (60, 33651757), (86, 23477970), (129, 15651980), (172, 11738985), (211, 9569220), (215, 9391188), (258, 7825990), (422, 4784610), (430, 4695594), (516, 3912995), (633, 3189740), (645, 3130396), (844, 2392305), (860, 2347797), (1055, 1913844), (1266, 1594870), (1290, 1565198), (2110, 956922), (2532, 797435), (2580, 782599), (3165, 637948), (3709, 544380), (4220, 478461), (6330, 318974), (7418, 272190), (9073, 222540), (11127, 181460), (12660, 159487), (14836, 136095), (18146, 111270), (18545, 108876), (22254, 90730), (27219, 74180), (36292, 55635), (37090, 54438), (44508, 45365)]