2720221770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{1850491}}^1$

素因数の和:1850515

約数の個数: 48

約数和(自身を含む): 7594419168

約数和(自身を除く): 4874197398

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 1850491, 3700982, 5551473, 9252455, 11102946, 12953437, 18504910, 25906874, 27757365, 38860311, 55514730, 64767185, 77720622, 90674059, 129534370, 181348118, 194301555, 272022177, 388603110, 453370295, 544044354, 906740590, 1360110885, 2720221770]

約数ペア:

[(1, 2720221770), (2, 1360110885), (3, 906740590), (5, 544044354), (6, 453370295), (7, 388603110), (10, 272022177), (14, 194301555), (15, 181348118), (21, 129534370), (30, 90674059), (35, 77720622), (42, 64767185), (49, 55514730), (70, 38860311), (98, 27757365), (105, 25906874), (147, 18504910), (210, 12953437), (245, 11102946), (294, 9252455), (490, 5551473), (735, 3700982), (1470, 1850491)]