201431090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{39419}}^1$

素因数の和:39506

約数の個数: 32

約数和(自身を含む): 420059520

約数和(自身を除く): 218628430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 39419, 78838, 197095, 275933, 394190, 551866, 1379665, 2759330, 2877587, 5755174, 14387935, 20143109, 28775870, 40286218, 100715545, 201431090]

約数ペア:

[(1, 201431090), (2, 100715545), (5, 40286218), (7, 28775870), (10, 20143109), (14, 14387935), (35, 5755174), (70, 2877587), (73, 2759330), (146, 1379665), (365, 551866), (511, 394190), (730, 275933), (1022, 197095), (2555, 78838), (5110, 39419)]