40494734

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 71698176

約数和(自身を除く): 31203442

約数列:

[1, 2, 7, 14, 43, 86, 137, 274, 301, 491, 602, 959, 982, 1918, 3437, 5891, 6874, 11782, 21113, 41237, 42226, 67267, 82474, 134534, 147791, 295582, 470869, 941738, 2892481, 5784962, 20247367, 40494734]

約数ペア:

[(1, 40494734), (2, 20247367), (7, 5784962), (14, 2892481), (43, 941738), (86, 470869), (137, 295582), (274, 147791), (301, 134534), (491, 82474), (602, 67267), (959, 42226), (982, 41237), (1918, 21113), (3437, 11782), (5891, 6874)]