12924020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15761}}^1$

素因数の和:15811

約数の個数: 24

約数和(自身を含む): 27804168

約数和(自身を除く): 14880148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 15761, 31522, 63044, 78805, 157610, 315220, 646201, 1292402, 2584804, 3231005, 6462010, 12924020]

約数ペア:

[(1, 12924020), (2, 6462010), (4, 3231005), (5, 2584804), (10, 1292402), (20, 646201), (41, 315220), (82, 157610), (164, 78805), (205, 63044), (410, 31522), (820, 15761)]