2013065680

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{80911}}^1$

素因数の和:81235

約数の個数: 40

約数和(自身を含む): 4695485184

約数和(自身を除く): 2682419504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 3110, 4976, 6220, 12440, 24880, 80911, 161822, 323644, 404555, 647288, 809110, 1294576, 1618220, 3236440, 6472880, 25163321, 50326642, 100653284, 125816605, 201306568, 251633210, 402613136, 503266420, 1006532840, 2013065680]

約数ペア:

[(1, 2013065680), (2, 1006532840), (4, 503266420), (5, 402613136), (8, 251633210), (10, 201306568), (16, 125816605), (20, 100653284), (40, 50326642), (80, 25163321), (311, 6472880), (622, 3236440), (1244, 1618220), (1555, 1294576), (2488, 809110), (3110, 647288), (4976, 404555), (6220, 323644), (12440, 161822), (24880, 80911)]