1898710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 3828384

約数和(自身を除く): 1929674

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 421, 451, 842, 902, 2105, 2255, 4210, 4510, 4631, 9262, 17261, 23155, 34522, 46310, 86305, 172610, 189871, 379742, 949355, 1898710]

約数ペア:

[(1, 1898710), (2, 949355), (5, 379742), (10, 189871), (11, 172610), (22, 86305), (41, 46310), (55, 34522), (82, 23155), (110, 17261), (205, 9262), (410, 4631), (421, 4510), (451, 4210), (842, 2255), (902, 2105)]