4775540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{443}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 12755232

約数和(自身を除く): 7979692

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 443, 490, 539, 770, 886, 980, 1078, 1540, 1772, 2156, 2215, 2695, 3101, 4430, 4873, 5390, 6202, 8860, 9746, 10780, 12404, 15505, 19492, 21707, 24365, 31010, 34111, 43414, 48730, 62020, 68222, 86828, 97460, 108535, 136444, 170555, 217070, 238777, 341110, 434140, 477554, 682220, 955108, 1193885, 2387770, 4775540]

約数ペア:

[(1, 4775540), (2, 2387770), (4, 1193885), (5, 955108), (7, 682220), (10, 477554), (11, 434140), (14, 341110), (20, 238777), (22, 217070), (28, 170555), (35, 136444), (44, 108535), (49, 97460), (55, 86828), (70, 68222), (77, 62020), (98, 48730), (110, 43414), (140, 34111), (154, 31010), (196, 24365), (220, 21707), (245, 19492), (308, 15505), (385, 12404), (443, 10780), (490, 9746), (539, 8860), (770, 6202), (886, 5390), (980, 4873), (1078, 4430), (1540, 3101), (1772, 2695), (2156, 2215)]