39427480

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9043}}^1$

素因数の和:9163

約数の個数: 32

約数和(自身を含む): 89535600

約数和(自身を除く): 50108120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 9043, 18086, 36172, 45215, 72344, 90430, 180860, 361720, 985687, 1971374, 3942748, 4928435, 7885496, 9856870, 19713740, 39427480]

約数ペア:

[(1, 39427480), (2, 19713740), (4, 9856870), (5, 7885496), (8, 4928435), (10, 3942748), (20, 1971374), (40, 985687), (109, 361720), (218, 180860), (436, 90430), (545, 72344), (872, 45215), (1090, 36172), (2180, 18086), (4360, 9043)]