91364720

素因数分解:

$2^4\times 5^1\times {\mathrm{1142059}}^1$

素因数の和:1142072

約数の個数: 20

約数和(自身を含む): 212423160

約数和(自身を除く): 121058440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1142059, 2284118, 4568236, 5710295, 9136472, 11420590, 18272944, 22841180, 45682360, 91364720]

約数ペア:

[(1, 91364720), (2, 45682360), (4, 22841180), (5, 18272944), (8, 11420590), (10, 9136472), (16, 5710295), (20, 4568236), (40, 2284118), (80, 1142059)]