2017852520

素因数分解:

$2^3\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{42499}}^1$

素因数の和:43697

約数の個数: 32

約数和(自身を含む): 4544100000

約数和(自身を除く): 2526247480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1187, 2374, 4748, 5935, 9496, 11870, 23740, 42499, 47480, 84998, 169996, 212495, 339992, 424990, 849980, 1699960, 50446313, 100892626, 201785252, 252231565, 403570504, 504463130, 1008926260, 2017852520]

約数ペア:

[(1, 2017852520), (2, 1008926260), (4, 504463130), (5, 403570504), (8, 252231565), (10, 201785252), (20, 100892626), (40, 50446313), (1187, 1699960), (2374, 849980), (4748, 424990), (5935, 339992), (9496, 212495), (11870, 169996), (23740, 84998), (42499, 47480)]