29821360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8669}}^1$

素因数の和:8725

約数の個数: 40

約数和(自身を含む): 70955280

約数和(自身を除く): 41133920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 8669, 17338, 34676, 43345, 69352, 86690, 138704, 173380, 346760, 372767, 693520, 745534, 1491068, 1863835, 2982136, 3727670, 5964272, 7455340, 14910680, 29821360]

約数ペア:

[(1, 29821360), (2, 14910680), (4, 7455340), (5, 5964272), (8, 3727670), (10, 2982136), (16, 1863835), (20, 1491068), (40, 745534), (43, 693520), (80, 372767), (86, 346760), (172, 173380), (215, 138704), (344, 86690), (430, 69352), (688, 43345), (860, 34676), (1720, 17338), (3440, 8669)]