38520040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74077}}^1$

素因数の和:74101

約数の個数: 32

約数和(自身を含む): 93338280

約数和(自身を除く): 54818240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 74077, 148154, 296308, 370385, 592616, 740770, 963001, 1481540, 1926002, 2963080, 3852004, 4815005, 7704008, 9630010, 19260020, 38520040]

約数ペア:

[(1, 38520040), (2, 19260020), (4, 9630010), (5, 7704008), (8, 4815005), (10, 3852004), (13, 2963080), (20, 1926002), (26, 1481540), (40, 963001), (52, 740770), (65, 592616), (104, 370385), (130, 296308), (260, 148154), (520, 74077)]