66914140

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{22157}}^1$

素因数の和:22317

約数の個数: 24

約数和(自身を含む): 141456672

約数和(自身を除く): 74542532

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 22157, 44314, 88628, 110785, 221570, 443140, 3345707, 6691414, 13382828, 16728535, 33457070, 66914140]

約数ペア:

[(1, 66914140), (2, 33457070), (4, 16728535), (5, 13382828), (10, 6691414), (20, 3345707), (151, 443140), (302, 221570), (604, 110785), (755, 88628), (1510, 44314), (3020, 22157)]