47291140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181889}}^1$

素因数の和:181911

約数の個数: 24

約数和(自身を含む): 106951320

約数和(自身を除く): 59660180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 181889, 363778, 727556, 909445, 1818890, 2364557, 3637780, 4729114, 9458228, 11822785, 23645570, 47291140]

約数ペア:

[(1, 47291140), (2, 23645570), (4, 11822785), (5, 9458228), (10, 4729114), (13, 3637780), (20, 2364557), (26, 1818890), (52, 909445), (65, 727556), (130, 363778), (260, 181889)]