12396680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3923}}^1$

素因数の和:4013

約数の個数: 32

約数和(自身を含む): 28252800

約数和(自身を除く): 15856120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 3923, 7846, 15692, 19615, 31384, 39230, 78460, 156920, 309917, 619834, 1239668, 1549585, 2479336, 3099170, 6198340, 12396680]

約数ペア:

[(1, 12396680), (2, 6198340), (4, 3099170), (5, 2479336), (8, 1549585), (10, 1239668), (20, 619834), (40, 309917), (79, 156920), (158, 78460), (316, 39230), (395, 31384), (632, 19615), (790, 15692), (1580, 7846), (3160, 3923)]