20147258910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1487}}^1\times {\mathrm{6361}}^1$

素因数の和:7929

約数の個数: 64

約数和(自身を含む): 49075144704

約数和(自身を除く): 28927885794

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 1487, 2130, 2974, 4461, 6361, 7435, 8922, 12722, 14870, 19083, 22305, 31805, 38166, 44610, 63610, 95415, 105577, 190830, 211154, 316731, 451631, 527885, 633462, 903262, 1055770, 1354893, 1583655, 2258155, 2709786, 3167310, 4516310, 6774465, 9458807, 13548930, 18917614, 28376421, 47294035, 56752842, 94588070, 141882105, 283764210, 671575297, 1343150594, 2014725891, 3357876485, 4029451782, 6715752970, 10073629455, 20147258910]

約数ペア:

[(1, 20147258910), (2, 10073629455), (3, 6715752970), (5, 4029451782), (6, 3357876485), (10, 2014725891), (15, 1343150594), (30, 671575297), (71, 283764210), (142, 141882105), (213, 94588070), (355, 56752842), (426, 47294035), (710, 28376421), (1065, 18917614), (1487, 13548930), (2130, 9458807), (2974, 6774465), (4461, 4516310), (6361, 3167310), (7435, 2709786), (8922, 2258155), (12722, 1583655), (14870, 1354893), (19083, 1055770), (22305, 903262), (31805, 633462), (38166, 527885), (44610, 451631), (63610, 316731), (95415, 211154), (105577, 190830)]