78587060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{55343}}^1$

素因数の和:55423

約数の個数: 24

約数和(自身を含む): 167360256

約数和(自身を除く): 88773196

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 55343, 110686, 221372, 276715, 553430, 1106860, 3929353, 7858706, 15717412, 19646765, 39293530, 78587060]

約数ペア:

[(1, 78587060), (2, 39293530), (4, 19646765), (5, 15717412), (10, 7858706), (20, 3929353), (71, 1106860), (142, 553430), (284, 276715), (355, 221372), (710, 110686), (1420, 55343)]