2478974360

素因数分解:

$2^3\times 5^1\times {\mathrm{61974359}}^1$

素因数の和:61974370

約数の個数: 16

約数和(自身を含む): 5577692400

約数和(自身を除く): 3098718040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61974359, 123948718, 247897436, 309871795, 495794872, 619743590, 1239487180, 2478974360]

約数ペア:

[(1, 2478974360), (2, 1239487180), (4, 619743590), (5, 495794872), (8, 309871795), (10, 247897436), (20, 123948718), (40, 61974359)]