22218280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1087}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 57968640

約数和(自身を除く): 35750360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1087, 1460, 2044, 2174, 2555, 2920, 4088, 4348, 5110, 5435, 7609, 8696, 10220, 10870, 15218, 20440, 21740, 30436, 38045, 43480, 60872, 76090, 79351, 152180, 158702, 304360, 317404, 396755, 555457, 634808, 793510, 1110914, 1587020, 2221828, 2777285, 3174040, 4443656, 5554570, 11109140, 22218280]

約数ペア:

[(1, 22218280), (2, 11109140), (4, 5554570), (5, 4443656), (7, 3174040), (8, 2777285), (10, 2221828), (14, 1587020), (20, 1110914), (28, 793510), (35, 634808), (40, 555457), (56, 396755), (70, 317404), (73, 304360), (140, 158702), (146, 152180), (280, 79351), (292, 76090), (365, 60872), (511, 43480), (584, 38045), (730, 30436), (1022, 21740), (1087, 20440), (1460, 15218), (2044, 10870), (2174, 10220), (2555, 8696), (2920, 7609), (4088, 5435), (4348, 5110)]