316913360

素因数分解:

$2^4\times 5^1\times {\mathrm{3961417}}^1$

素因数の和:3961430

約数の個数: 20

約数和(自身を含む): 736823748

約数和(自身を除く): 419910388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3961417, 7922834, 15845668, 19807085, 31691336, 39614170, 63382672, 79228340, 158456680, 316913360]

約数ペア:

[(1, 316913360), (2, 158456680), (4, 79228340), (5, 63382672), (8, 39614170), (10, 31691336), (16, 19807085), (20, 15845668), (40, 7922834), (80, 3961417)]