7861220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8363}}^1$

素因数の和:8419

約数の個数: 24

約数和(自身を含む): 16861824

約数和(自身を除く): 9000604

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 8363, 16726, 33452, 41815, 83630, 167260, 393061, 786122, 1572244, 1965305, 3930610, 7861220]

約数ペア:

[(1, 7861220), (2, 3930610), (4, 1965305), (5, 1572244), (10, 786122), (20, 393061), (47, 167260), (94, 83630), (188, 41815), (235, 33452), (470, 16726), (940, 8363)]