2017641775

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{18059}}^1$

素因数の和:18219

約数の個数: 24

約数和(自身を含む): 2586553200

約数和(自身を除く): 568911425

約数列:

[1, 5, 25, 41, 109, 205, 545, 1025, 2725, 4469, 18059, 22345, 90295, 111725, 451475, 740419, 1968431, 3702095, 9842155, 18510475, 49210775, 80705671, 403528355, 2017641775]

約数ペア:

[(1, 2017641775), (5, 403528355), (25, 80705671), (41, 49210775), (109, 18510475), (205, 9842155), (545, 3702095), (1025, 1968431), (2725, 740419), (4469, 451475), (18059, 111725), (22345, 90295)]