70909840

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18859}}^1$

素因数の和:18919

約数の個数: 40

約数和(自身を含む): 168382080

約数和(自身を除く): 97472240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 18859, 37718, 75436, 94295, 150872, 188590, 301744, 377180, 754360, 886373, 1508720, 1772746, 3545492, 4431865, 7090984, 8863730, 14181968, 17727460, 35454920, 70909840]

約数ペア:

[(1, 70909840), (2, 35454920), (4, 17727460), (5, 14181968), (8, 8863730), (10, 7090984), (16, 4431865), (20, 3545492), (40, 1772746), (47, 1508720), (80, 886373), (94, 754360), (188, 377180), (235, 301744), (376, 188590), (470, 150872), (752, 94295), (940, 75436), (1880, 37718), (3760, 18859)]