89561020

素因数分解:

$2^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{7451}}^1$

素因数の和:8061

約数の個数: 24

約数和(自身を含む): 188416368

約数和(自身を除く): 98855348

約数列:

[1, 2, 4, 5, 10, 20, 601, 1202, 2404, 3005, 6010, 7451, 12020, 14902, 29804, 37255, 74510, 149020, 4478051, 8956102, 17912204, 22390255, 44780510, 89561020]

約数ペア:

[(1, 89561020), (2, 44780510), (4, 22390255), (5, 17912204), (10, 8956102), (20, 4478051), (601, 149020), (1202, 74510), (2404, 37255), (3005, 29804), (6010, 14902), (7451, 12020)]