27455720

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4211}}^1$

素因数の和:4385

約数の個数: 32

約数和(自身を含む): 62169120

約数和(自身を除く): 34713400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 4211, 6520, 8422, 16844, 21055, 33688, 42110, 84220, 168440, 686393, 1372786, 2745572, 3431965, 5491144, 6863930, 13727860, 27455720]

約数ペア:

[(1, 27455720), (2, 13727860), (4, 6863930), (5, 5491144), (8, 3431965), (10, 2745572), (20, 1372786), (40, 686393), (163, 168440), (326, 84220), (652, 42110), (815, 33688), (1304, 21055), (1630, 16844), (3260, 8422), (4211, 6520)]