201239980

素因数分解:

$2^2\times 5^1\times {\mathrm{929}}^1\times {\mathrm{10831}}^1$

素因数の和:11769

約数の個数: 24

約数和(自身を含む): 423097920

約数和(自身を除く): 221857940

約数列:

[1, 2, 4, 5, 10, 20, 929, 1858, 3716, 4645, 9290, 10831, 18580, 21662, 43324, 54155, 108310, 216620, 10061999, 20123998, 40247996, 50309995, 100619990, 201239980]

約数ペア:

[(1, 201239980), (2, 100619990), (4, 50309995), (5, 40247996), (10, 20123998), (20, 10061999), (929, 216620), (1858, 108310), (3716, 54155), (4645, 43324), (9290, 21662), (10831, 18580)]