7934840

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1217}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 17977680

約数和(自身を除く): 10042840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1217, 1304, 1630, 2434, 3260, 4868, 6085, 6520, 9736, 12170, 24340, 48680, 198371, 396742, 793484, 991855, 1586968, 1983710, 3967420, 7934840]

約数ペア:

[(1, 7934840), (2, 3967420), (4, 1983710), (5, 1586968), (8, 991855), (10, 793484), (20, 396742), (40, 198371), (163, 48680), (326, 24340), (652, 12170), (815, 9736), (1217, 6520), (1304, 6085), (1630, 4868), (2434, 3260)]