2080700540

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1\times {\mathrm{2063}}^1$

素因数の和:2522

約数の個数: 48

約数和(自身を含む): 4410685440

約数和(自身を除く): 2329984900

約数列:

[1, 2, 4, 5, 10, 20, 211, 239, 422, 478, 844, 956, 1055, 1195, 2063, 2110, 2390, 4126, 4220, 4780, 8252, 10315, 20630, 41260, 50429, 100858, 201716, 252145, 435293, 493057, 504290, 870586, 986114, 1008580, 1741172, 1972228, 2176465, 2465285, 4352930, 4930570, 8705860, 9861140, 104035027, 208070054, 416140108, 520175135, 1040350270, 2080700540]

約数ペア:

[(1, 2080700540), (2, 1040350270), (4, 520175135), (5, 416140108), (10, 208070054), (20, 104035027), (211, 9861140), (239, 8705860), (422, 4930570), (478, 4352930), (844, 2465285), (956, 2176465), (1055, 1972228), (1195, 1741172), (2063, 1008580), (2110, 986114), (2390, 870586), (4126, 504290), (4220, 493057), (4780, 435293), (8252, 252145), (10315, 201716), (20630, 100858), (41260, 50429)]