54239740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{38197}}^1$

素因数の和:38277

約数の個数: 24

約数和(自身を含む): 115510752

約数和(自身を除く): 61271012

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 38197, 76394, 152788, 190985, 381970, 763940, 2711987, 5423974, 10847948, 13559935, 27119870, 54239740]

約数ペア:

[(1, 54239740), (2, 27119870), (4, 13559935), (5, 10847948), (10, 5423974), (20, 2711987), (71, 763940), (142, 381970), (284, 190985), (355, 152788), (710, 76394), (1420, 38197)]