12794840

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4049}}^1$

素因数の和:4139

約数の個数: 32

約数和(自身を含む): 29160000

約数和(自身を除く): 16365160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4049, 8098, 16196, 20245, 32392, 40490, 80980, 161960, 319871, 639742, 1279484, 1599355, 2558968, 3198710, 6397420, 12794840]

約数ペア:

[(1, 12794840), (2, 6397420), (4, 3198710), (5, 2558968), (8, 1599355), (10, 1279484), (20, 639742), (40, 319871), (79, 161960), (158, 80980), (316, 40490), (395, 32392), (632, 20245), (790, 16196), (1580, 8098), (3160, 4049)]