20558230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26699}}^1$

素因数の和:26724

約数の個数: 32

約数和(自身を含む): 46137600

約数和(自身を除く): 25579370

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26699, 53398, 133495, 186893, 266990, 293689, 373786, 587378, 934465, 1468445, 1868930, 2055823, 2936890, 4111646, 10279115, 20558230]

約数ペア:

[(1, 20558230), (2, 10279115), (5, 4111646), (7, 2936890), (10, 2055823), (11, 1868930), (14, 1468445), (22, 934465), (35, 587378), (55, 373786), (70, 293689), (77, 266990), (110, 186893), (154, 133495), (385, 53398), (770, 26699)]