13980860

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3313}}^1$

素因数の和:3533

約数の個数: 24

約数和(自身を含む): 29507856

約数和(自身を除く): 15526996

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 3313, 4220, 6626, 13252, 16565, 33130, 66260, 699043, 1398086, 2796172, 3495215, 6990430, 13980860]

約数ペア:

[(1, 13980860), (2, 6990430), (4, 3495215), (5, 2796172), (10, 1398086), (20, 699043), (211, 66260), (422, 33130), (844, 16565), (1055, 13252), (2110, 6626), (3313, 4220)]