2238402220

素因数分解:

$2^2\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{87643}}^1$

素因数の和:88929

約数の個数: 24

約数和(自身を含む): 4704379344

約数和(自身を除く): 2465977124

約数列:

[1, 2, 4, 5, 10, 20, 1277, 2554, 5108, 6385, 12770, 25540, 87643, 175286, 350572, 438215, 876430, 1752860, 111920111, 223840222, 447680444, 559600555, 1119201110, 2238402220]

約数ペア:

[(1, 2238402220), (2, 1119201110), (4, 559600555), (5, 447680444), (10, 223840222), (20, 111920111), (1277, 1752860), (2554, 876430), (5108, 438215), (6385, 350572), (12770, 175286), (25540, 87643)]