2810508730

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 5183354880

約数和(自身を除く): 2372846150

約数列:

[1, 2, 5, 10, 71, 127, 142, 254, 355, 439, 635, 710, 878, 1270, 2195, 4390, 5041, 9017, 10082, 18034, 25205, 31169, 45085, 50410, 55753, 62338, 90170, 111506, 155845, 278765, 311690, 557530, 640207, 1280414, 2212999, 3201035, 3958463, 4425998, 6402070, 7916926, 11064995, 19792315, 22129990, 39584630, 281050873, 562101746, 1405254365, 2810508730]

約数ペア:

[(1, 2810508730), (2, 1405254365), (5, 562101746), (10, 281050873), (71, 39584630), (127, 22129990), (142, 19792315), (254, 11064995), (355, 7916926), (439, 6402070), (635, 4425998), (710, 3958463), (878, 3201035), (1270, 2212999), (2195, 1280414), (4390, 640207), (5041, 557530), (9017, 311690), (10082, 278765), (18034, 155845), (25205, 111506), (31169, 90170), (45085, 62338), (50410, 55753)]