659680280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2356001}}^1$

素因数の和:2356019

約数の個数: 32

約数和(自身を含む): 1696321440

約数和(自身を除く): 1036641160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2356001, 4712002, 9424004, 11780005, 16492007, 18848008, 23560010, 32984014, 47120020, 65968028, 82460035, 94240040, 131936056, 164920070, 329840140, 659680280]

約数ペア:

[(1, 659680280), (2, 329840140), (4, 164920070), (5, 131936056), (7, 94240040), (8, 82460035), (10, 65968028), (14, 47120020), (20, 32984014), (28, 23560010), (35, 18848008), (40, 16492007), (56, 11780005), (70, 9424004), (140, 4712002), (280, 2356001)]