1945220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5119}}^1$

素因数の和:5147

約数の個数: 24

約数和(自身を含む): 4300800

約数和(自身を除く): 2355580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5119, 10238, 20476, 25595, 51190, 97261, 102380, 194522, 389044, 486305, 972610, 1945220]

約数ペア:

[(1, 1945220), (2, 972610), (4, 486305), (5, 389044), (10, 194522), (19, 102380), (20, 97261), (38, 51190), (76, 25595), (95, 20476), (190, 10238), (380, 5119)]