30835480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3121}}^1$

素因数の和:3164

約数の個数: 64

約数和(自身を含む): 78674400

約数和(自身を除く): 47838920

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 3121, 4940, 6242, 9880, 12484, 15605, 24968, 31210, 40573, 59299, 62420, 81146, 118598, 124840, 162292, 202865, 237196, 296495, 324584, 405730, 474392, 592990, 770887, 811460, 1185980, 1541774, 1622920, 2371960, 3083548, 3854435, 6167096, 7708870, 15417740, 30835480]

約数ペア:

[(1, 30835480), (2, 15417740), (4, 7708870), (5, 6167096), (8, 3854435), (10, 3083548), (13, 2371960), (19, 1622920), (20, 1541774), (26, 1185980), (38, 811460), (40, 770887), (52, 592990), (65, 474392), (76, 405730), (95, 324584), (104, 296495), (130, 237196), (152, 202865), (190, 162292), (247, 124840), (260, 118598), (380, 81146), (494, 62420), (520, 59299), (760, 40573), (988, 31210), (1235, 24968), (1976, 15605), (2470, 12484), (3121, 9880), (4940, 6242)]