30769640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69931}}^1$

素因数の和:69953

約数の個数: 32

約数和(自身を含む): 75526560

約数和(自身を除く): 44756920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 69931, 139862, 279724, 349655, 559448, 699310, 769241, 1398620, 1538482, 2797240, 3076964, 3846205, 6153928, 7692410, 15384820, 30769640]

約数ペア:

[(1, 30769640), (2, 15384820), (4, 7692410), (5, 6153928), (8, 3846205), (10, 3076964), (11, 2797240), (20, 1538482), (22, 1398620), (40, 769241), (44, 699310), (55, 559448), (88, 349655), (110, 279724), (220, 139862), (440, 69931)]