20583380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33199}}^1$

素因数の和:33239

約数の個数: 24

約数和(自身を含む): 44620800

約数和(自身を除く): 24037420

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 33199, 66398, 132796, 165995, 331990, 663980, 1029169, 2058338, 4116676, 5145845, 10291690, 20583380]

約数ペア:

[(1, 20583380), (2, 10291690), (4, 5145845), (5, 4116676), (10, 2058338), (20, 1029169), (31, 663980), (62, 331990), (124, 165995), (155, 132796), (310, 66398), (620, 33199)]