5404240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1627

約数の個数: 40

約数和(自身を含む): 12865248

約数和(自身を除く): 7461008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1571, 1720, 3142, 3440, 6284, 7855, 12568, 15710, 25136, 31420, 62840, 67553, 125680, 135106, 270212, 337765, 540424, 675530, 1080848, 1351060, 2702120, 5404240]

約数ペア:

[(1, 5404240), (2, 2702120), (4, 1351060), (5, 1080848), (8, 675530), (10, 540424), (16, 337765), (20, 270212), (40, 135106), (43, 125680), (80, 67553), (86, 62840), (172, 31420), (215, 25136), (344, 15710), (430, 12568), (688, 7855), (860, 6284), (1571, 3440), (1720, 3142)]