42086840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33941}}^1$

素因数の和:33983

約数の個数: 32

約数和(自身を含む): 97752960

約数和(自身を除く): 55666120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 33941, 67882, 135764, 169705, 271528, 339410, 678820, 1052171, 1357640, 2104342, 4208684, 5260855, 8417368, 10521710, 21043420, 42086840]

約数ペア:

[(1, 42086840), (2, 21043420), (4, 10521710), (5, 8417368), (8, 5260855), (10, 4208684), (20, 2104342), (31, 1357640), (40, 1052171), (62, 678820), (124, 339410), (155, 271528), (248, 169705), (310, 135764), (620, 67882), (1240, 33941)]