27780752

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:471

約数の個数: 40

約数和(自身を含む): 55651200

約数和(自身を除く): 27870448

約数列:

[1, 2, 4, 8, 16, 43, 86, 149, 172, 271, 298, 344, 542, 596, 688, 1084, 1192, 2168, 2384, 4336, 6407, 11653, 12814, 23306, 25628, 40379, 46612, 51256, 80758, 93224, 102512, 161516, 186448, 323032, 646064, 1736297, 3472594, 6945188, 13890376, 27780752]

約数ペア:

[(1, 27780752), (2, 13890376), (4, 6945188), (8, 3472594), (16, 1736297), (43, 646064), (86, 323032), (149, 186448), (172, 161516), (271, 102512), (298, 93224), (344, 80758), (542, 51256), (596, 46612), (688, 40379), (1084, 25628), (1192, 23306), (2168, 12814), (2384, 11653), (4336, 6407)]