16970480

素因数分解:

$2^4\times 5^1\times {\mathrm{212131}}^1$

素因数の和:212144

約数の個数: 20

約数和(自身を含む): 39456552

約数和(自身を除く): 22486072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 212131, 424262, 848524, 1060655, 1697048, 2121310, 3394096, 4242620, 8485240, 16970480]

約数ペア:

[(1, 16970480), (2, 8485240), (4, 4242620), (5, 3394096), (8, 2121310), (10, 1697048), (16, 1060655), (20, 848524), (40, 424262), (80, 212131)]