20921324750

素因数分解:

$2^1\times 5^3\times {\mathrm{12109}}^1\times {\mathrm{6911}}^1$

素因数の和:19037

約数の個数: 32

約数和(自身を含む): 39173621760

約数和(自身を除く): 18252297010

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 6911, 12109, 13822, 24218, 34555, 60545, 69110, 121090, 172775, 302725, 345550, 605450, 863875, 1513625, 1727750, 3027250, 83685299, 167370598, 418426495, 836852990, 2092132475, 4184264950, 10460662375, 20921324750]

約数ペア:

[(1, 20921324750), (2, 10460662375), (5, 4184264950), (10, 2092132475), (25, 836852990), (50, 418426495), (125, 167370598), (250, 83685299), (6911, 3027250), (12109, 1727750), (13822, 1513625), (24218, 863875), (34555, 605450), (60545, 345550), (69110, 302725), (121090, 172775)]