867020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 2274048

約数和(自身を除く): 1407028

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 563, 770, 1126, 1540, 2252, 2815, 3941, 5630, 6193, 7882, 11260, 12386, 15764, 19705, 24772, 30965, 39410, 43351, 61930, 78820, 86702, 123860, 173404, 216755, 433510, 867020]

約数ペア:

[(1, 867020), (2, 433510), (4, 216755), (5, 173404), (7, 123860), (10, 86702), (11, 78820), (14, 61930), (20, 43351), (22, 39410), (28, 30965), (35, 24772), (44, 19705), (55, 15764), (70, 12386), (77, 11260), (110, 7882), (140, 6193), (154, 5630), (220, 3941), (308, 2815), (385, 2252), (563, 1540), (770, 1126)]