7016740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 15523200

約数和(自身を除く): 8506460

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 199, 205, 215, 398, 410, 430, 796, 820, 860, 995, 1763, 1990, 3526, 3980, 7052, 8159, 8557, 8815, 16318, 17114, 17630, 32636, 34228, 35260, 40795, 42785, 81590, 85570, 163180, 171140, 350837, 701674, 1403348, 1754185, 3508370, 7016740]

約数ペア:

[(1, 7016740), (2, 3508370), (4, 1754185), (5, 1403348), (10, 701674), (20, 350837), (41, 171140), (43, 163180), (82, 85570), (86, 81590), (164, 42785), (172, 40795), (199, 35260), (205, 34228), (215, 32636), (398, 17630), (410, 17114), (430, 16318), (796, 8815), (820, 8557), (860, 8159), (995, 7052), (1763, 3980), (1990, 3526)]