22279160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12953}}^1$

素因数の和:13007

約数の個数: 32

約数和(自身を含む): 51297840

約数和(自身を除く): 29018680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 12953, 25906, 51812, 64765, 103624, 129530, 259060, 518120, 556979, 1113958, 2227916, 2784895, 4455832, 5569790, 11139580, 22279160]

約数ペア:

[(1, 22279160), (2, 11139580), (4, 5569790), (5, 4455832), (8, 2784895), (10, 2227916), (20, 1113958), (40, 556979), (43, 518120), (86, 259060), (172, 129530), (215, 103624), (344, 64765), (430, 51812), (860, 25906), (1720, 12953)]