86723440

素因数分解:

$2^4\times 5^1\times {\mathrm{1084043}}^1$

素因数の和:1084056

約数の個数: 20

約数和(自身を含む): 201632184

約数和(自身を除く): 114908744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1084043, 2168086, 4336172, 5420215, 8672344, 10840430, 17344688, 21680860, 43361720, 86723440]

約数ペア:

[(1, 86723440), (2, 43361720), (4, 21680860), (5, 17344688), (8, 10840430), (10, 8672344), (16, 5420215), (20, 4336172), (40, 2168086), (80, 1084043)]