201643220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{325231}}^1$

素因数の和:325271

約数の個数: 24

約数和(自身を含む): 437111808

約数和(自身を除く): 235468588

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 325231, 650462, 1300924, 1626155, 3252310, 6504620, 10082161, 20164322, 40328644, 50410805, 100821610, 201643220]

約数ペア:

[(1, 201643220), (2, 100821610), (4, 50410805), (5, 40328644), (10, 20164322), (20, 10082161), (31, 6504620), (62, 3252310), (124, 1626155), (155, 1300924), (310, 650462), (620, 325231)]