12284240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3571}}^1$

素因数の和:3627

約数の個数: 40

約数和(自身を含む): 29233248

約数和(自身を除く): 16949008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 3571, 7142, 14284, 17855, 28568, 35710, 57136, 71420, 142840, 153553, 285680, 307106, 614212, 767765, 1228424, 1535530, 2456848, 3071060, 6142120, 12284240]

約数ペア:

[(1, 12284240), (2, 6142120), (4, 3071060), (5, 2456848), (8, 1535530), (10, 1228424), (16, 767765), (20, 614212), (40, 307106), (43, 285680), (80, 153553), (86, 142840), (172, 71420), (215, 57136), (344, 35710), (430, 28568), (688, 17855), (860, 14284), (1720, 7142), (3440, 3571)]