20247860

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6211}}^1$

素因数の和:6383

約数の個数: 24

約数和(自身を含む): 42788256

約数和(自身を除く): 22540396

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 6211, 12422, 24844, 31055, 62110, 124220, 1012393, 2024786, 4049572, 5061965, 10123930, 20247860]

約数ペア:

[(1, 20247860), (2, 10123930), (4, 5061965), (5, 4049572), (10, 2024786), (20, 1012393), (163, 124220), (326, 62110), (652, 31055), (815, 24844), (1630, 12422), (3260, 6211)]