201858320

素因数分解:

$2^4\times 5^1\times {\mathrm{2523229}}^1$

素因数の和:2523242

約数の個数: 20

約数和(自身を含む): 469320780

約数和(自身を除く): 267462460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2523229, 5046458, 10092916, 12616145, 20185832, 25232290, 40371664, 50464580, 100929160, 201858320]

約数ペア:

[(1, 201858320), (2, 100929160), (4, 50464580), (5, 40371664), (8, 25232290), (10, 20185832), (16, 12616145), (20, 10092916), (40, 5046458), (80, 2523229)]