2017901770

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{20177}}^1$

素因数の和:20394

約数の個数: 32

約数和(自身を含む): 3709039248

約数和(自身を除く): 1691137478

約数列:

[1, 2, 5, 10, 73, 137, 146, 274, 365, 685, 730, 1370, 10001, 20002, 20177, 40354, 50005, 100010, 100885, 201770, 1472921, 2764249, 2945842, 5528498, 7364605, 13821245, 14729210, 27642490, 201790177, 403580354, 1008950885, 2017901770]

約数ペア:

[(1, 2017901770), (2, 1008950885), (5, 403580354), (10, 201790177), (73, 27642490), (137, 14729210), (146, 13821245), (274, 7364605), (365, 5528498), (685, 2945842), (730, 2764249), (1370, 1472921), (10001, 201770), (20002, 100885), (20177, 100010), (40354, 50005)]