71270480

素因数分解:

$2^4\times 5^1\times {\mathrm{890881}}^1$

素因数の和:890894

約数の個数: 20

約数和(自身を含む): 165704052

約数和(自身を除く): 94433572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 890881, 1781762, 3563524, 4454405, 7127048, 8908810, 14254096, 17817620, 35635240, 71270480]

約数ペア:

[(1, 71270480), (2, 35635240), (4, 17817620), (5, 14254096), (8, 8908810), (10, 7127048), (16, 4454405), (20, 3563524), (40, 1781762), (80, 890881)]