102409520

素因数分解:

$2^4\times 5^1\times {\mathrm{1280119}}^1$

素因数の和:1280132

約数の個数: 20

約数和(自身を含む): 238102320

約数和(自身を除く): 135692800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1280119, 2560238, 5120476, 6400595, 10240952, 12801190, 20481904, 25602380, 51204760, 102409520]

約数ペア:

[(1, 102409520), (2, 51204760), (4, 25602380), (5, 20481904), (8, 12801190), (10, 10240952), (16, 6400595), (20, 5120476), (40, 2560238), (80, 1280119)]