42939340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69257}}^1$

素因数の和:69297

約数の個数: 24

約数和(自身を含む): 93082752

約数和(自身を除く): 50143412

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 69257, 138514, 277028, 346285, 692570, 1385140, 2146967, 4293934, 8587868, 10734835, 21469670, 42939340]

約数ペア:

[(1, 42939340), (2, 21469670), (4, 10734835), (5, 8587868), (10, 4293934), (20, 2146967), (31, 1385140), (62, 692570), (124, 346285), (155, 277028), (310, 138514), (620, 69257)]