40197215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{811}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 50512896

約数和(自身を除く): 10315681

約数列:

[1, 5, 23, 115, 431, 811, 2155, 4055, 9913, 18653, 49565, 93265, 349541, 1747705, 8039443, 40197215]

約数ペア:

[(1, 40197215), (5, 8039443), (23, 1747705), (115, 349541), (431, 93265), (811, 49565), (2155, 18653), (4055, 9913)]