2020565140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{316703}}^1$

素因数の和:316752

約数の個数: 48

約数和(自身を含む): 4788564480

約数和(自身を除く): 2767999340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 316703, 633406, 1266812, 1583515, 3167030, 3483733, 6334060, 6967466, 9184387, 13934932, 17418665, 18368774, 34837330, 36737548, 45921935, 69674660, 91843870, 101028257, 183687740, 202056514, 404113028, 505141285, 1010282570, 2020565140]

約数ペア:

[(1, 2020565140), (2, 1010282570), (4, 505141285), (5, 404113028), (10, 202056514), (11, 183687740), (20, 101028257), (22, 91843870), (29, 69674660), (44, 45921935), (55, 36737548), (58, 34837330), (110, 18368774), (116, 17418665), (145, 13934932), (220, 9184387), (290, 6967466), (319, 6334060), (580, 3483733), (638, 3167030), (1276, 1583515), (1595, 1266812), (3190, 633406), (6380, 316703)]