28774820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{46411}}^1$

素因数の和:46451

約数の個数: 24

約数和(自身を含む): 62377728

約数和(自身を除く): 33602908

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 46411, 92822, 185644, 232055, 464110, 928220, 1438741, 2877482, 5754964, 7193705, 14387410, 28774820]

約数ペア:

[(1, 28774820), (2, 14387410), (4, 7193705), (5, 5754964), (10, 2877482), (20, 1438741), (31, 928220), (62, 464110), (124, 232055), (155, 185644), (310, 92822), (620, 46411)]