4492180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2917}}^1$

素因数の和:2944

約数の個数: 48

約数和(自身を含む): 11765376

約数和(自身を除く): 7273196

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, 770, 1540, 2917, 5834, 11668, 14585, 20419, 29170, 32087, 40838, 58340, 64174, 81676, 102095, 128348, 160435, 204190, 224609, 320870, 408380, 449218, 641740, 898436, 1123045, 2246090, 4492180]

約数ペア:

[(1, 4492180), (2, 2246090), (4, 1123045), (5, 898436), (7, 641740), (10, 449218), (11, 408380), (14, 320870), (20, 224609), (22, 204190), (28, 160435), (35, 128348), (44, 102095), (55, 81676), (70, 64174), (77, 58340), (110, 40838), (140, 32087), (154, 29170), (220, 20419), (308, 14585), (385, 11668), (770, 5834), (1540, 2917)]