12831340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22123}}^1$

素因数の和:22161

約数の個数: 24

約数和(自身を含む): 27876240

約数和(自身を除く): 15044900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 22123, 44246, 88492, 110615, 221230, 442460, 641567, 1283134, 2566268, 3207835, 6415670, 12831340]

約数ペア:

[(1, 12831340), (2, 6415670), (4, 3207835), (5, 2566268), (10, 1283134), (20, 641567), (29, 442460), (58, 221230), (116, 110615), (145, 88492), (290, 44246), (580, 22123)]