8779159970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{2027}}^1\times {\mathrm{8839}}^1$

素因数の和:10887

約数の個数: 48

約数和(自身を含む): 18393635520

約数和(自身を除く): 9614475550

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 2027, 4054, 8839, 10135, 14189, 17678, 20270, 28378, 44195, 61873, 70945, 88390, 99323, 123746, 141890, 198646, 309365, 433111, 496615, 618730, 866222, 993230, 2165555, 4331110, 17916653, 35833306, 89583265, 125416571, 179166530, 250833142, 627082855, 877915997, 1254165710, 1755831994, 4389579985, 8779159970]

約数ペア:

[(1, 8779159970), (2, 4389579985), (5, 1755831994), (7, 1254165710), (10, 877915997), (14, 627082855), (35, 250833142), (49, 179166530), (70, 125416571), (98, 89583265), (245, 35833306), (490, 17916653), (2027, 4331110), (4054, 2165555), (8839, 993230), (10135, 866222), (14189, 618730), (17678, 496615), (20270, 433111), (28378, 309365), (44195, 198646), (61873, 141890), (70945, 123746), (88390, 99323)]