2018572040

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{264211}}^1$

素因数の和:264413

約数の個数: 32

約数和(自身を含む): 4565583360

約数和(自身を除く): 2547011320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 264211, 528422, 1056844, 1321055, 2113688, 2642110, 5284220, 10568440, 50464301, 100928602, 201857204, 252321505, 403714408, 504643010, 1009286020, 2018572040]

約数ペア:

[(1, 2018572040), (2, 1009286020), (4, 504643010), (5, 403714408), (8, 252321505), (10, 201857204), (20, 100928602), (40, 50464301), (191, 10568440), (382, 5284220), (764, 2642110), (955, 2113688), (1528, 1321055), (1910, 1056844), (3820, 528422), (7640, 264211)]