5376740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 11854080

約数和(自身を除く): 6477340

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 83, 158, 164, 166, 205, 316, 332, 395, 410, 415, 790, 820, 830, 1580, 1660, 3239, 3403, 6478, 6557, 6806, 12956, 13114, 13612, 16195, 17015, 26228, 32390, 32785, 34030, 64780, 65570, 68060, 131140, 268837, 537674, 1075348, 1344185, 2688370, 5376740]

約数ペア:

[(1, 5376740), (2, 2688370), (4, 1344185), (5, 1075348), (10, 537674), (20, 268837), (41, 131140), (79, 68060), (82, 65570), (83, 64780), (158, 34030), (164, 32785), (166, 32390), (205, 26228), (316, 17015), (332, 16195), (395, 13612), (410, 13114), (415, 12956), (790, 6806), (820, 6557), (830, 6478), (1580, 3403), (1660, 3239)]