2008100180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{58477}}^1$

素因数の和:58604

約数の個数: 48

約数和(自身を含む): 4509355536

約数和(自身を除く): 2501255356

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 404, 505, 1010, 1717, 2020, 3434, 6868, 8585, 17170, 34340, 58477, 116954, 233908, 292385, 584770, 994109, 1169540, 1988218, 3976436, 4970545, 5906177, 9941090, 11812354, 19882180, 23624708, 29530885, 59061770, 100405009, 118123540, 200810018, 401620036, 502025045, 1004050090, 2008100180]

約数ペア:

[(1, 2008100180), (2, 1004050090), (4, 502025045), (5, 401620036), (10, 200810018), (17, 118123540), (20, 100405009), (34, 59061770), (68, 29530885), (85, 23624708), (101, 19882180), (170, 11812354), (202, 9941090), (340, 5906177), (404, 4970545), (505, 3976436), (1010, 1988218), (1717, 1169540), (2020, 994109), (3434, 584770), (6868, 292385), (8585, 233908), (17170, 116954), (34340, 58477)]