2007404620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{12473}}^1$

素因数の和:13114

約数の個数: 48

約数和(自身を含む): 4547521440

約数和(自身を除く): 2540116820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 619, 1238, 2476, 3095, 6190, 8047, 12380, 12473, 16094, 24946, 32188, 40235, 49892, 62365, 80470, 124730, 160940, 162149, 249460, 324298, 648596, 810745, 1621490, 3242980, 7720787, 15441574, 30883148, 38603935, 77207870, 100370231, 154415740, 200740462, 401480924, 501851155, 1003702310, 2007404620]

約数ペア:

[(1, 2007404620), (2, 1003702310), (4, 501851155), (5, 401480924), (10, 200740462), (13, 154415740), (20, 100370231), (26, 77207870), (52, 38603935), (65, 30883148), (130, 15441574), (260, 7720787), (619, 3242980), (1238, 1621490), (2476, 810745), (3095, 648596), (6190, 324298), (8047, 249460), (12380, 162149), (12473, 160940), (16094, 124730), (24946, 80470), (32188, 62365), (40235, 49892)]