4020880

素因数分解:

$2^4\times 5^1\times {\mathrm{50261}}^1$

素因数の和:50274

約数の個数: 20

約数和(自身を含む): 9348732

約数和(自身を除く): 5327852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 50261, 100522, 201044, 251305, 402088, 502610, 804176, 1005220, 2010440, 4020880]

約数ペア:

[(1, 4020880), (2, 2010440), (4, 1005220), (5, 804176), (8, 502610), (10, 402088), (16, 251305), (20, 201044), (40, 100522), (80, 50261)]