1100540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1123}}^1$

素因数の和:1146

約数の個数: 36

約数和(自身を含む): 2690856

約数和(自身を除く): 1590316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1123, 2246, 4492, 5615, 7861, 11230, 15722, 22460, 31444, 39305, 55027, 78610, 110054, 157220, 220108, 275135, 550270, 1100540]

約数ペア:

[(1, 1100540), (2, 550270), (4, 275135), (5, 220108), (7, 157220), (10, 110054), (14, 78610), (20, 55027), (28, 39305), (35, 31444), (49, 22460), (70, 15722), (98, 11230), (140, 7861), (196, 5615), (245, 4492), (490, 2246), (980, 1123)]