7139866280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4353577}}^1$

素因数の和:4353629

約数の個数: 32

約数和(自身を含む): 16456524840

約数和(自身を除く): 9316658560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4353577, 8707154, 17414308, 21767885, 34828616, 43535770, 87071540, 174143080, 178496657, 356993314, 713986628, 892483285, 1427973256, 1784966570, 3569933140, 7139866280]

約数ペア:

[(1, 7139866280), (2, 3569933140), (4, 1784966570), (5, 1427973256), (8, 892483285), (10, 713986628), (20, 356993314), (40, 178496657), (41, 174143080), (82, 87071540), (164, 43535770), (205, 34828616), (328, 21767885), (410, 17414308), (820, 8707154), (1640, 4353577)]