844580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{349}}^1$

素因数の和:380

約数の個数: 36

約数和(自身を含む): 1955100

約数和(自身を除く): 1110520

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 349, 484, 605, 698, 1210, 1396, 1745, 2420, 3490, 3839, 6980, 7678, 15356, 19195, 38390, 42229, 76780, 84458, 168916, 211145, 422290, 844580]

約数ペア:

[(1, 844580), (2, 422290), (4, 211145), (5, 168916), (10, 84458), (11, 76780), (20, 42229), (22, 38390), (44, 19195), (55, 15356), (110, 7678), (121, 6980), (220, 3839), (242, 3490), (349, 2420), (484, 1745), (605, 1396), (698, 1210)]