2013404560

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{112859}}^1$

素因数の和:113095

約数の個数: 40

約数和(自身を含む): 4702199040

約数和(自身を除く): 2688794480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 8920, 17840, 112859, 225718, 451436, 564295, 902872, 1128590, 1805744, 2257180, 4514360, 9028720, 25167557, 50335114, 100670228, 125837785, 201340456, 251675570, 402680912, 503351140, 1006702280, 2013404560]

約数ペア:

[(1, 2013404560), (2, 1006702280), (4, 503351140), (5, 402680912), (8, 251675570), (10, 201340456), (16, 125837785), (20, 100670228), (40, 50335114), (80, 25167557), (223, 9028720), (446, 4514360), (892, 2257180), (1115, 1805744), (1784, 1128590), (2230, 902872), (3568, 564295), (4460, 451436), (8920, 225718), (17840, 112859)]