22140020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{158143}}^1$

素因数の和:158159

約数の個数: 24

約数和(自身を含む): 53136384

約数和(自身を除く): 30996364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 158143, 316286, 632572, 790715, 1107001, 1581430, 2214002, 3162860, 4428004, 5535005, 11070010, 22140020]

約数ペア:

[(1, 22140020), (2, 11070010), (4, 5535005), (5, 4428004), (7, 3162860), (10, 2214002), (14, 1581430), (20, 1107001), (28, 790715), (35, 632572), (70, 316286), (140, 158143)]