13639220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97423}}^1$

素因数の和:97439

約数の個数: 24

約数和(自身を含む): 32734464

約数和(自身を除く): 19095244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 97423, 194846, 389692, 487115, 681961, 974230, 1363922, 1948460, 2727844, 3409805, 6819610, 13639220]

約数ペア:

[(1, 13639220), (2, 6819610), (4, 3409805), (5, 2727844), (7, 1948460), (10, 1363922), (14, 974230), (20, 681961), (28, 487115), (35, 389692), (70, 194846), (140, 97423)]