2692880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:875

約数の個数: 40

約数和(自身を含む): 6421464

約数和(自身を除く): 3728584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 821, 1640, 1642, 3280, 3284, 4105, 6568, 8210, 13136, 16420, 32840, 33661, 65680, 67322, 134644, 168305, 269288, 336610, 538576, 673220, 1346440, 2692880]

約数ペア:

[(1, 2692880), (2, 1346440), (4, 673220), (5, 538576), (8, 336610), (10, 269288), (16, 168305), (20, 134644), (40, 67322), (41, 65680), (80, 33661), (82, 32840), (164, 16420), (205, 13136), (328, 8210), (410, 6568), (656, 4105), (820, 3284), (821, 3280), (1640, 1642)]