720210322

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{1579}}^1$

素因数の和:1978

約数の個数: 32

約数和(自身を含む): 1189702080

約数和(自身を除く): 469491758

約数列:

[1, 2, 13, 26, 53, 106, 331, 662, 689, 1378, 1579, 3158, 4303, 8606, 17543, 20527, 35086, 41054, 83687, 167374, 228059, 456118, 522649, 1045298, 1087931, 2175862, 6794437, 13588874, 27700397, 55400794, 360105161, 720210322]

約数ペア:

[(1, 720210322), (2, 360105161), (13, 55400794), (26, 27700397), (53, 13588874), (106, 6794437), (331, 2175862), (662, 1087931), (689, 1045298), (1378, 522649), (1579, 456118), (3158, 228059), (4303, 167374), (8606, 83687), (17543, 41054), (20527, 35086)]