78519940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{230941}}^1$

素因数の和:230967

約数の個数: 24

約数和(自身を含む): 174592152

約数和(自身を除く): 96072212

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 230941, 461882, 923764, 1154705, 2309410, 3925997, 4618820, 7851994, 15703988, 19629985, 39259970, 78519940]

約数ペア:

[(1, 78519940), (2, 39259970), (4, 19629985), (5, 15703988), (10, 7851994), (17, 4618820), (20, 3925997), (34, 2309410), (68, 1154705), (85, 923764), (170, 461882), (340, 230941)]