89480260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{144323}}^1$

素因数の和:144363

約数の個数: 24

約数和(自身を含む): 193971456

約数和(自身を除く): 104491196

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 144323, 288646, 577292, 721615, 1443230, 2886460, 4474013, 8948026, 17896052, 22370065, 44740130, 89480260]

約数ペア:

[(1, 89480260), (2, 44740130), (4, 22370065), (5, 17896052), (10, 8948026), (20, 4474013), (31, 2886460), (62, 1443230), (124, 721615), (155, 577292), (310, 288646), (620, 144323)]