2668045480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{4057}}^1$

素因数の和:4510

約数の個数: 64

約数和(自身を含む): 6166374480

約数和(自身を除く): 3498329000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 401, 410, 802, 820, 1604, 1640, 2005, 3208, 4010, 4057, 8020, 8114, 16040, 16228, 16441, 20285, 32456, 32882, 40570, 65764, 81140, 82205, 131528, 162280, 164410, 166337, 328820, 332674, 657640, 665348, 831685, 1330696, 1626857, 1663370, 3253714, 3326740, 6507428, 6653480, 8134285, 13014856, 16268570, 32537140, 65074280, 66701137, 133402274, 266804548, 333505685, 533609096, 667011370, 1334022740, 2668045480]

約数ペア:

[(1, 2668045480), (2, 1334022740), (4, 667011370), (5, 533609096), (8, 333505685), (10, 266804548), (20, 133402274), (40, 66701137), (41, 65074280), (82, 32537140), (164, 16268570), (205, 13014856), (328, 8134285), (401, 6653480), (410, 6507428), (802, 3326740), (820, 3253714), (1604, 1663370), (1640, 1626857), (2005, 1330696), (3208, 831685), (4010, 665348), (4057, 657640), (8020, 332674), (8114, 328820), (16040, 166337), (16228, 164410), (16441, 162280), (20285, 131528), (32456, 82205), (32882, 81140), (40570, 65764)]