16453520

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4783}}^1$

素因数の和:4839

約数の個数: 40

約数和(自身を含む): 39152256

約数和(自身を除く): 22698736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4783, 9566, 19132, 23915, 38264, 47830, 76528, 95660, 191320, 205669, 382640, 411338, 822676, 1028345, 1645352, 2056690, 3290704, 4113380, 8226760, 16453520]

約数ペア:

[(1, 16453520), (2, 8226760), (4, 4113380), (5, 3290704), (8, 2056690), (10, 1645352), (16, 1028345), (20, 822676), (40, 411338), (43, 382640), (80, 205669), (86, 191320), (172, 95660), (215, 76528), (344, 47830), (430, 38264), (688, 23915), (860, 19132), (1720, 9566), (3440, 4783)]