39923860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 88099200

約数和(自身を除く): 48175340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 229, 230, 379, 458, 460, 758, 916, 1145, 1516, 1895, 2290, 3790, 4580, 5267, 7580, 8717, 10534, 17434, 21068, 26335, 34868, 43585, 52670, 86791, 87170, 105340, 173582, 174340, 347164, 433955, 867910, 1735820, 1996193, 3992386, 7984772, 9980965, 19961930, 39923860]

約数ペア:

[(1, 39923860), (2, 19961930), (4, 9980965), (5, 7984772), (10, 3992386), (20, 1996193), (23, 1735820), (46, 867910), (92, 433955), (115, 347164), (229, 174340), (230, 173582), (379, 105340), (458, 87170), (460, 86791), (758, 52670), (916, 43585), (1145, 34868), (1516, 26335), (1895, 21068), (2290, 17434), (3790, 10534), (4580, 8717), (5267, 7580)]