20108580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4591}}^1$

素因数の和:4676

約数の個数: 48

約数和(自身を含む): 57087744

約数和(自身を除く): 36979164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 4591, 9182, 13773, 18364, 22955, 27546, 45910, 55092, 68865, 91820, 137730, 275460, 335143, 670286, 1005429, 1340572, 1675715, 2010858, 3351430, 4021716, 5027145, 6702860, 10054290, 20108580]

約数ペア:

[(1, 20108580), (2, 10054290), (3, 6702860), (4, 5027145), (5, 4021716), (6, 3351430), (10, 2010858), (12, 1675715), (15, 1340572), (20, 1005429), (30, 670286), (60, 335143), (73, 275460), (146, 137730), (219, 91820), (292, 68865), (365, 55092), (438, 45910), (730, 27546), (876, 22955), (1095, 18364), (1460, 13773), (2190, 9182), (4380, 4591)]