56701980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{315011}}^1$

素因数の和:315026

約数の個数: 36

約数和(自身を含む): 171996552

約数和(自身を除く): 115294572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 315011, 630022, 945033, 1260044, 1575055, 1890066, 2835099, 3150110, 3780132, 4725165, 5670198, 6300220, 9450330, 11340396, 14175495, 18900660, 28350990, 56701980]

約数ペア:

[(1, 56701980), (2, 28350990), (3, 18900660), (4, 14175495), (5, 11340396), (6, 9450330), (9, 6300220), (10, 5670198), (12, 4725165), (15, 3780132), (18, 3150110), (20, 2835099), (30, 1890066), (36, 1575055), (45, 1260044), (60, 945033), (90, 630022), (180, 315011)]