9865220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 21818160

約数和(自身を除く): 11952940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 233, 290, 292, 365, 466, 580, 730, 932, 1165, 1460, 2117, 2330, 4234, 4660, 6757, 8468, 10585, 13514, 17009, 21170, 27028, 33785, 34018, 42340, 67570, 68036, 85045, 135140, 170090, 340180, 493261, 986522, 1973044, 2466305, 4932610, 9865220]

約数ペア:

[(1, 9865220), (2, 4932610), (4, 2466305), (5, 1973044), (10, 986522), (20, 493261), (29, 340180), (58, 170090), (73, 135140), (116, 85045), (145, 68036), (146, 67570), (233, 42340), (290, 34018), (292, 33785), (365, 27028), (466, 21170), (580, 17009), (730, 13514), (932, 10585), (1165, 8468), (1460, 6757), (2117, 4660), (2330, 4234)]