91709420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2999}}^1$

素因数の和:3158

約数の個数: 48

約数和(自身を含む): 211680000

約数和(自身を除く): 119970580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2780, 2999, 3058, 5998, 6116, 7645, 11996, 14995, 15290, 29990, 30580, 32989, 59980, 65978, 131956, 164945, 329890, 416861, 659780, 833722, 1667444, 2084305, 4168610, 4585471, 8337220, 9170942, 18341884, 22927355, 45854710, 91709420]

約数ペア:

[(1, 91709420), (2, 45854710), (4, 22927355), (5, 18341884), (10, 9170942), (11, 8337220), (20, 4585471), (22, 4168610), (44, 2084305), (55, 1667444), (110, 833722), (139, 659780), (220, 416861), (278, 329890), (556, 164945), (695, 131956), (1390, 65978), (1529, 59980), (2780, 32989), (2999, 30580), (3058, 29990), (5998, 15290), (6116, 14995), (7645, 11996)]