15347840

素因数分解:

$2^7\times 5^1\times {\mathrm{23981}}^1$

素因数の和:24000

約数の個数: 32

約数和(自身を含む): 36692460

約数和(自身を除く): 21344620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 23981, 47962, 95924, 119905, 191848, 239810, 383696, 479620, 767392, 959240, 1534784, 1918480, 3069568, 3836960, 7673920, 15347840]

約数ペア:

[(1, 15347840), (2, 7673920), (4, 3836960), (5, 3069568), (8, 1918480), (10, 1534784), (16, 959240), (20, 767392), (32, 479620), (40, 383696), (64, 239810), (80, 191848), (128, 119905), (160, 95924), (320, 47962), (640, 23981)]