889968140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1085327}}^1$

素因数の和:1085377

約数の個数: 24

約数和(自身を含む): 1914518592

約数和(自身を除く): 1024550452

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1085327, 2170654, 4341308, 5426635, 10853270, 21706540, 44498407, 88996814, 177993628, 222492035, 444984070, 889968140]

約数ペア:

[(1, 889968140), (2, 444984070), (4, 222492035), (5, 177993628), (10, 88996814), (20, 44498407), (41, 21706540), (82, 10853270), (164, 5426635), (205, 4341308), (410, 2170654), (820, 1085327)]