2985520

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 7057584

約数和(自身を除く): 4072064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 557, 670, 1072, 1114, 1340, 2228, 2680, 2785, 4456, 5360, 5570, 8912, 11140, 22280, 37319, 44560, 74638, 149276, 186595, 298552, 373190, 597104, 746380, 1492760, 2985520]

約数ペア:

[(1, 2985520), (2, 1492760), (4, 746380), (5, 597104), (8, 373190), (10, 298552), (16, 186595), (20, 149276), (40, 74638), (67, 44560), (80, 37319), (134, 22280), (268, 11140), (335, 8912), (536, 5570), (557, 5360), (670, 4456), (1072, 2785), (1114, 2680), (1340, 2228)]