520050740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{12641}}^1$

素因数の和:12689

約数の個数: 72

約数和(自身を含む): 1271127816

約数和(自身を除く): 751077076

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1870, 2057, 2420, 3740, 4114, 8228, 10285, 12641, 20570, 25282, 41140, 50564, 63205, 126410, 139051, 214897, 252820, 278102, 429794, 556204, 695255, 859588, 1074485, 1390510, 1529561, 2148970, 2363867, 2781020, 3059122, 4297940, 4727734, 6118244, 7647805, 9455468, 11819335, 15295610, 23638670, 26002537, 30591220, 47277340, 52005074, 104010148, 130012685, 260025370, 520050740]

約数ペア:

[(1, 520050740), (2, 260025370), (4, 130012685), (5, 104010148), (10, 52005074), (11, 47277340), (17, 30591220), (20, 26002537), (22, 23638670), (34, 15295610), (44, 11819335), (55, 9455468), (68, 7647805), (85, 6118244), (110, 4727734), (121, 4297940), (170, 3059122), (187, 2781020), (220, 2363867), (242, 2148970), (340, 1529561), (374, 1390510), (484, 1074485), (605, 859588), (748, 695255), (935, 556204), (1210, 429794), (1870, 278102), (2057, 252820), (2420, 214897), (3740, 139051), (4114, 126410), (8228, 63205), (10285, 50564), (12641, 41140), (20570, 25282)]