38703640

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6163}}^1$

素因数の和:6331

約数の個数: 32

約数和(自身を含む): 87652080

約数和(自身を除く): 48948440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6163, 6280, 12326, 24652, 30815, 49304, 61630, 123260, 246520, 967591, 1935182, 3870364, 4837955, 7740728, 9675910, 19351820, 38703640]

約数ペア:

[(1, 38703640), (2, 19351820), (4, 9675910), (5, 7740728), (8, 4837955), (10, 3870364), (20, 1935182), (40, 967591), (157, 246520), (314, 123260), (628, 61630), (785, 49304), (1256, 30815), (1570, 24652), (3140, 12326), (6163, 6280)]