20176483160

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4994179}}^1$

素因数の和:4994291

約数の個数: 32

約数和(自身を含む): 45846572400

約数和(自身を除く): 25670089240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 4994179, 9988358, 19976716, 24970895, 39953432, 49941790, 99883580, 199767160, 504412079, 1008824158, 2017648316, 2522060395, 4035296632, 5044120790, 10088241580, 20176483160]

約数ペア:

[(1, 20176483160), (2, 10088241580), (4, 5044120790), (5, 4035296632), (8, 2522060395), (10, 2017648316), (20, 1008824158), (40, 504412079), (101, 199767160), (202, 99883580), (404, 49941790), (505, 39953432), (808, 24970895), (1010, 19976716), (2020, 9988358), (4040, 4994179)]