83549420

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{10739}}^1$

素因数の和:11137

約数の個数: 24

約数和(自身を含む): 175921200

約数和(自身を除く): 92371780

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 10739, 21478, 42956, 53695, 107390, 214780, 4177471, 8354942, 16709884, 20887355, 41774710, 83549420]

約数ペア:

[(1, 83549420), (2, 41774710), (4, 20887355), (5, 16709884), (10, 8354942), (20, 4177471), (389, 214780), (778, 107390), (1556, 53695), (1945, 42956), (3890, 21478), (7780, 10739)]