1900880

素因数分解:

$2^4\times 5^1\times {\mathrm{23761}}^1$

素因数の和:23774

約数の個数: 20

約数和(自身を含む): 4419732

約数和(自身を除く): 2518852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23761, 47522, 95044, 118805, 190088, 237610, 380176, 475220, 950440, 1900880]

約数ペア:

[(1, 1900880), (2, 950440), (4, 475220), (5, 380176), (8, 237610), (10, 190088), (16, 118805), (20, 95044), (40, 47522), (80, 23761)]