2080490890

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{661}}^1\times {\mathrm{701}}^1$

素因数の和:1818

約数の個数: 32

約数和(自身を含む): 3764264400

約数和(自身を除く): 1683773510

約数列:

[1, 2, 5, 10, 449, 661, 701, 898, 1322, 1402, 2245, 3305, 3505, 4490, 6610, 7010, 296789, 314749, 463361, 593578, 629498, 926722, 1483945, 1573745, 2316805, 2967890, 3147490, 4633610, 208049089, 416098178, 1040245445, 2080490890]

約数ペア:

[(1, 2080490890), (2, 1040245445), (5, 416098178), (10, 208049089), (449, 4633610), (661, 3147490), (701, 2967890), (898, 2316805), (1322, 1573745), (1402, 1483945), (2245, 926722), (3305, 629498), (3505, 593578), (4490, 463361), (6610, 314749), (7010, 296789)]