42641740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68777}}^1$

素因数の和:68817

約数の個数: 24

約数和(自身を含む): 92437632

約数和(自身を除く): 49795892

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 68777, 137554, 275108, 343885, 687770, 1375540, 2132087, 4264174, 8528348, 10660435, 21320870, 42641740]

約数ペア:

[(1, 42641740), (2, 21320870), (4, 10660435), (5, 8528348), (10, 4264174), (20, 2132087), (31, 1375540), (62, 687770), (124, 343885), (155, 275108), (310, 137554), (620, 68777)]