22529720

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7933}}^1$

素因数の和:8015

約数の個数: 32

約数和(自身を含む): 51412320

約数和(自身を除く): 28882600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 7933, 15866, 31732, 39665, 63464, 79330, 158660, 317320, 563243, 1126486, 2252972, 2816215, 4505944, 5632430, 11264860, 22529720]

約数ペア:

[(1, 22529720), (2, 11264860), (4, 5632430), (5, 4505944), (8, 2816215), (10, 2252972), (20, 1126486), (40, 563243), (71, 317320), (142, 158660), (284, 79330), (355, 63464), (568, 39665), (710, 31732), (1420, 15866), (2840, 7933)]