7620140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1823}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 18385920

約数和(自身を除く): 10765780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1823, 2090, 3646, 4180, 7292, 9115, 18230, 20053, 34637, 36460, 40106, 69274, 80212, 100265, 138548, 173185, 200530, 346370, 381007, 401060, 692740, 762014, 1524028, 1905035, 3810070, 7620140]

約数ペア:

[(1, 7620140), (2, 3810070), (4, 1905035), (5, 1524028), (10, 762014), (11, 692740), (19, 401060), (20, 381007), (22, 346370), (38, 200530), (44, 173185), (55, 138548), (76, 100265), (95, 80212), (110, 69274), (190, 40106), (209, 36460), (220, 34637), (380, 20053), (418, 18230), (836, 9115), (1045, 7292), (1823, 4180), (2090, 3646)]