74456420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{120091}}^1$

素因数の和:120131

約数の個数: 24

約数和(自身を含む): 161403648

約数和(自身を除く): 86947228

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 120091, 240182, 480364, 600455, 1200910, 2401820, 3722821, 7445642, 14891284, 18614105, 37228210, 74456420]

約数ペア:

[(1, 74456420), (2, 37228210), (4, 18614105), (5, 14891284), (10, 7445642), (20, 3722821), (31, 2401820), (62, 1200910), (124, 600455), (155, 480364), (310, 240182), (620, 120091)]