210920410

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{709}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 386467200

約数和(自身を除く): 175546790

約数列:

[1, 2, 5, 10, 71, 142, 355, 419, 709, 710, 838, 1418, 2095, 3545, 4190, 7090, 29749, 50339, 59498, 100678, 148745, 251695, 297071, 297490, 503390, 594142, 1485355, 2970710, 21092041, 42184082, 105460205, 210920410]

約数ペア:

[(1, 210920410), (2, 105460205), (5, 42184082), (10, 21092041), (71, 2970710), (142, 1485355), (355, 594142), (419, 503390), (709, 297490), (710, 297071), (838, 251695), (1418, 148745), (2095, 100678), (3545, 59498), (4190, 50339), (7090, 29749)]