12396440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{44273}}^1$

素因数の和:44291

約数の個数: 32

約数和(自身を含む): 31877280

約数和(自身を除く): 19480840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 44273, 88546, 177092, 221365, 309911, 354184, 442730, 619822, 885460, 1239644, 1549555, 1770920, 2479288, 3099110, 6198220, 12396440]

約数ペア:

[(1, 12396440), (2, 6198220), (4, 3099110), (5, 2479288), (7, 1770920), (8, 1549555), (10, 1239644), (14, 885460), (20, 619822), (28, 442730), (35, 354184), (40, 309911), (56, 221365), (70, 177092), (140, 88546), (280, 44273)]