20493240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170777}}^1$

素因数の和:170791

約数の個数: 32

約数和(自身を含む): 61480080

約数和(自身を除く): 40986840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170777, 341554, 512331, 683108, 853885, 1024662, 1366216, 1707770, 2049324, 2561655, 3415540, 4098648, 5123310, 6831080, 10246620, 20493240]

約数ペア:

[(1, 20493240), (2, 10246620), (3, 6831080), (4, 5123310), (5, 4098648), (6, 3415540), (8, 2561655), (10, 2049324), (12, 1707770), (15, 1366216), (20, 1024662), (24, 853885), (30, 683108), (40, 512331), (60, 341554), (120, 170777)]