1237777620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{11987}}^1$

素因数の和:13720

約数の個数: 48

約数和(自身を含む): 3468080448

約数和(自身を除く): 2230302828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1721, 3442, 5163, 6884, 8605, 10326, 11987, 17210, 20652, 23974, 25815, 34420, 35961, 47948, 51630, 59935, 71922, 103260, 119870, 143844, 179805, 239740, 359610, 719220, 20629627, 41259254, 61888881, 82518508, 103148135, 123777762, 206296270, 247555524, 309444405, 412592540, 618888810, 1237777620]

約数ペア:

[(1, 1237777620), (2, 618888810), (3, 412592540), (4, 309444405), (5, 247555524), (6, 206296270), (10, 123777762), (12, 103148135), (15, 82518508), (20, 61888881), (30, 41259254), (60, 20629627), (1721, 719220), (3442, 359610), (5163, 239740), (6884, 179805), (8605, 143844), (10326, 119870), (11987, 103260), (17210, 71922), (20652, 59935), (23974, 51630), (25815, 47948), (34420, 35961)]