211006760

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{32363}}^1$

素因数の和:32537

約数の個数: 32

約数和(自身を含む): 477692640

約数和(自身を除く): 266685880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 32363, 64726, 129452, 161815, 258904, 323630, 647260, 1294520, 5275169, 10550338, 21100676, 26375845, 42201352, 52751690, 105503380, 211006760]

約数ペア:

[(1, 211006760), (2, 105503380), (4, 52751690), (5, 42201352), (8, 26375845), (10, 21100676), (20, 10550338), (40, 5275169), (163, 1294520), (326, 647260), (652, 323630), (815, 258904), (1304, 161815), (1630, 129452), (3260, 64726), (6520, 32363)]