20161092040

素因数分解:

$2^3\times 5^1\times {\mathrm{10243}}^1\times {\mathrm{49207}}^1$

素因数の和:59461

約数の個数: 32

約数和(自身を含む): 45367807680

約数和(自身を除く): 25206715640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10243, 20486, 40972, 49207, 51215, 81944, 98414, 102430, 196828, 204860, 246035, 393656, 409720, 492070, 984140, 1968280, 504027301, 1008054602, 2016109204, 2520136505, 4032218408, 5040273010, 10080546020, 20161092040]

約数ペア:

[(1, 20161092040), (2, 10080546020), (4, 5040273010), (5, 4032218408), (8, 2520136505), (10, 2016109204), (20, 1008054602), (40, 504027301), (10243, 1968280), (20486, 984140), (40972, 492070), (49207, 409720), (51215, 393656), (81944, 246035), (98414, 204860), (102430, 196828)]