2013283780

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{145679}}^1$

素因数の和:146379

約数の個数: 24

約数和(自身を含む): 4234043520

約数和(自身を除く): 2220759740

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 6910, 13820, 145679, 291358, 582716, 728395, 1456790, 2913580, 100664189, 201328378, 402656756, 503320945, 1006641890, 2013283780]

約数ペア:

[(1, 2013283780), (2, 1006641890), (4, 503320945), (5, 402656756), (10, 201328378), (20, 100664189), (691, 2913580), (1382, 1456790), (2764, 728395), (3455, 582716), (6910, 291358), (13820, 145679)]