9730040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5657}}^1$

素因数の和:5711

約数の個数: 32

約数和(自身を含む): 22405680

約数和(自身を除く): 12675640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5657, 11314, 22628, 28285, 45256, 56570, 113140, 226280, 243251, 486502, 973004, 1216255, 1946008, 2432510, 4865020, 9730040]

約数ペア:

[(1, 9730040), (2, 4865020), (4, 2432510), (5, 1946008), (8, 1216255), (10, 973004), (20, 486502), (40, 243251), (43, 226280), (86, 113140), (172, 56570), (215, 45256), (344, 28285), (430, 22628), (860, 11314), (1720, 5657)]