91430480

素因数分解:

$2^4\times 5^1\times {\mathrm{1142881}}^1$

素因数の和:1142894

約数の個数: 20

約数和(自身を含む): 212576052

約数和(自身を除く): 121145572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1142881, 2285762, 4571524, 5714405, 9143048, 11428810, 18286096, 22857620, 45715240, 91430480]

約数ペア:

[(1, 91430480), (2, 45715240), (4, 22857620), (5, 18286096), (8, 11428810), (10, 9143048), (16, 5714405), (20, 4571524), (40, 2285762), (80, 1142881)]