2004229840

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{234139}}^1$

素因数の和:234259

約数の個数: 40

約数和(自身を含む): 4703404320

約数和(自身を除く): 2699174480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 234139, 468278, 936556, 1170695, 1873112, 2341390, 3746224, 4682780, 9365560, 18731120, 25052873, 50105746, 100211492, 125264365, 200422984, 250528730, 400845968, 501057460, 1002114920, 2004229840]

約数ペア:

[(1, 2004229840), (2, 1002114920), (4, 501057460), (5, 400845968), (8, 250528730), (10, 200422984), (16, 125264365), (20, 100211492), (40, 50105746), (80, 25052873), (107, 18731120), (214, 9365560), (428, 4682780), (535, 3746224), (856, 2341390), (1070, 1873112), (1712, 1170695), (2140, 936556), (4280, 468278), (8560, 234139)]