9131440

素因数分解:

$2^4\times 5^1\times {\mathrm{114143}}^1$

素因数の和:114156

約数の個数: 20

約数和(自身を含む): 21230784

約数和(自身を除く): 12099344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 114143, 228286, 456572, 570715, 913144, 1141430, 1826288, 2282860, 4565720, 9131440]

約数ペア:

[(1, 9131440), (2, 4565720), (4, 2282860), (5, 1826288), (8, 1141430), (10, 913144), (16, 570715), (20, 456572), (40, 228286), (80, 114143)]