7918040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15227}}^1$

素因数の和:15251

約数の個数: 32

約数和(自身を含む): 19187280

約数和(自身を除く): 11269240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15227, 30454, 60908, 76135, 121816, 152270, 197951, 304540, 395902, 609080, 791804, 989755, 1583608, 1979510, 3959020, 7918040]

約数ペア:

[(1, 7918040), (2, 3959020), (4, 1979510), (5, 1583608), (8, 989755), (10, 791804), (13, 609080), (20, 395902), (26, 304540), (40, 197951), (52, 152270), (65, 121816), (104, 76135), (130, 60908), (260, 30454), (520, 15227)]