16966480

素因数分解:

$2^4\times 5^1\times {\mathrm{212081}}^1$

素因数の和:212094

約数の個数: 20

約数和(自身を含む): 39447252

約数和(自身を除く): 22480772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 212081, 424162, 848324, 1060405, 1696648, 2120810, 3393296, 4241620, 8483240, 16966480]

約数ペア:

[(1, 16966480), (2, 8483240), (4, 4241620), (5, 3393296), (8, 2120810), (10, 1696648), (16, 1060405), (20, 848324), (40, 424162), (80, 212081)]