38972830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{859}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 75852000

約数和(自身を除く): 36879170

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 349, 698, 859, 1718, 1745, 3490, 4295, 4537, 8590, 9074, 11167, 22334, 22685, 45370, 55835, 111670, 299791, 599582, 1498955, 2997910, 3897283, 7794566, 19486415, 38972830]

約数ペア:

[(1, 38972830), (2, 19486415), (5, 7794566), (10, 3897283), (13, 2997910), (26, 1498955), (65, 599582), (130, 299791), (349, 111670), (698, 55835), (859, 45370), (1718, 22685), (1745, 22334), (3490, 11167), (4295, 9074), (4537, 8590)]