63728380

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{3929}}^1$

素因数の和:4749

約数の個数: 24

約数和(自身を含む): 134028720

約数和(自身を除く): 70300340

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 3244, 3929, 4055, 7858, 8110, 15716, 16220, 19645, 39290, 78580, 3186419, 6372838, 12745676, 15932095, 31864190, 63728380]

約数ペア:

[(1, 63728380), (2, 31864190), (4, 15932095), (5, 12745676), (10, 6372838), (20, 3186419), (811, 78580), (1622, 39290), (3244, 19645), (3929, 16220), (4055, 15716), (7858, 8110)]