2018324680

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{309559}}^1$

素因数の和:309733

約数の個数: 32

約数和(自身を含む): 4569105600

約数和(自身を除く): 2550780920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 309559, 619118, 1238236, 1547795, 2476472, 3095590, 6191180, 12382360, 50458117, 100916234, 201832468, 252290585, 403664936, 504581170, 1009162340, 2018324680]

約数ペア:

[(1, 2018324680), (2, 1009162340), (4, 504581170), (5, 403664936), (8, 252290585), (10, 201832468), (20, 100916234), (40, 50458117), (163, 12382360), (326, 6191180), (652, 3095590), (815, 2476472), (1304, 1547795), (1630, 1238236), (3260, 619118), (6520, 309559)]