8065540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1087}}^1$

素因数の和:1156

約数の個数: 48

約数和(自身を含む): 19740672

約数和(自身を除く): 11675132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1087, 1484, 1855, 2174, 3710, 4348, 5435, 7420, 7609, 10870, 15218, 21740, 30436, 38045, 57611, 76090, 115222, 152180, 230444, 288055, 403277, 576110, 806554, 1152220, 1613108, 2016385, 4032770, 8065540]

約数ペア:

[(1, 8065540), (2, 4032770), (4, 2016385), (5, 1613108), (7, 1152220), (10, 806554), (14, 576110), (20, 403277), (28, 288055), (35, 230444), (53, 152180), (70, 115222), (106, 76090), (140, 57611), (212, 38045), (265, 30436), (371, 21740), (530, 15218), (742, 10870), (1060, 7609), (1087, 7420), (1484, 5435), (1855, 4348), (2174, 3710)]