26902220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22051}}^1$

素因数の和:22121

約数の個数: 24

約数和(自身を含む): 57423408

約数和(自身を除く): 30521188

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 22051, 44102, 88204, 110255, 220510, 441020, 1345111, 2690222, 5380444, 6725555, 13451110, 26902220]

約数ペア:

[(1, 26902220), (2, 13451110), (4, 6725555), (5, 5380444), (10, 2690222), (20, 1345111), (61, 441020), (122, 220510), (244, 110255), (305, 88204), (610, 44102), (1220, 22051)]