201813320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173977}}^1$

素因数の和:174017

約数の個数: 32

約数和(自身を含む): 469740600

約数和(自身を除く): 267927280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 173977, 347954, 695908, 869885, 1391816, 1739770, 3479540, 5045333, 6959080, 10090666, 20181332, 25226665, 40362664, 50453330, 100906660, 201813320]

約数ペア:

[(1, 201813320), (2, 100906660), (4, 50453330), (5, 40362664), (8, 25226665), (10, 20181332), (20, 10090666), (29, 6959080), (40, 5045333), (58, 3479540), (116, 1739770), (145, 1391816), (232, 869885), (290, 695908), (580, 347954), (1160, 173977)]