12182740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 26671680

約数和(自身を除く): 14488940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 83, 164, 166, 179, 205, 332, 358, 410, 415, 716, 820, 830, 895, 1660, 1790, 3403, 3580, 6806, 7339, 13612, 14678, 14857, 17015, 29356, 29714, 34030, 36695, 59428, 68060, 73390, 74285, 146780, 148570, 297140, 609137, 1218274, 2436548, 3045685, 6091370, 12182740]

約数ペア:

[(1, 12182740), (2, 6091370), (4, 3045685), (5, 2436548), (10, 1218274), (20, 609137), (41, 297140), (82, 148570), (83, 146780), (164, 74285), (166, 73390), (179, 68060), (205, 59428), (332, 36695), (358, 34030), (410, 29714), (415, 29356), (716, 17015), (820, 14857), (830, 14678), (895, 13612), (1660, 7339), (1790, 6806), (3403, 3580)]