72068180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{116239}}^1$

素因数の和:116279

約数の個数: 24

約数和(自身を含む): 156226560

約数和(自身を除く): 84158380

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 116239, 232478, 464956, 581195, 1162390, 2324780, 3603409, 7206818, 14413636, 18017045, 36034090, 72068180]

約数ペア:

[(1, 72068180), (2, 36034090), (4, 18017045), (5, 14413636), (10, 7206818), (20, 3603409), (31, 2324780), (62, 1162390), (124, 581195), (155, 464956), (310, 232478), (620, 116239)]