29215420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{359}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 66467520

約数和(自身を除く): 37252100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 313, 359, 626, 718, 1252, 1436, 1565, 1795, 3130, 3590, 4069, 4667, 6260, 7180, 8138, 9334, 16276, 18668, 20345, 23335, 40690, 46670, 81380, 93340, 112367, 224734, 449468, 561835, 1123670, 1460771, 2247340, 2921542, 5843084, 7303855, 14607710, 29215420]

約数ペア:

[(1, 29215420), (2, 14607710), (4, 7303855), (5, 5843084), (10, 2921542), (13, 2247340), (20, 1460771), (26, 1123670), (52, 561835), (65, 449468), (130, 224734), (260, 112367), (313, 93340), (359, 81380), (626, 46670), (718, 40690), (1252, 23335), (1436, 20345), (1565, 18668), (1795, 16276), (3130, 9334), (3590, 8138), (4069, 7180), (4667, 6260)]