2868040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{10243}}^1$

素因数の和:10261

約数の個数: 32

約数和(自身を含む): 7375680

約数和(自身を除く): 4507640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 10243, 20486, 40972, 51215, 71701, 81944, 102430, 143402, 204860, 286804, 358505, 409720, 573608, 717010, 1434020, 2868040]

約数ペア:

[(1, 2868040), (2, 1434020), (4, 717010), (5, 573608), (7, 409720), (8, 358505), (10, 286804), (14, 204860), (20, 143402), (28, 102430), (35, 81944), (40, 71701), (56, 51215), (70, 40972), (140, 20486), (280, 10243)]