89250820

素因数分解:

$2^2\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{2311}}^1$

素因数の和:4251

約数の個数: 24

約数和(自身を含む): 187604928

約数和(自身を除く): 98354108

約数列:

[1, 2, 4, 5, 10, 20, 1931, 2311, 3862, 4622, 7724, 9244, 9655, 11555, 19310, 23110, 38620, 46220, 4462541, 8925082, 17850164, 22312705, 44625410, 89250820]

約数ペア:

[(1, 89250820), (2, 44625410), (4, 22312705), (5, 17850164), (10, 8925082), (20, 4462541), (1931, 46220), (2311, 38620), (3862, 23110), (4622, 19310), (7724, 11555), (9244, 9655)]