16576720

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1901}}^1$

素因数の和:2023

約数の個数: 40

約数和(自身を含む): 38914920

約数和(自身を除く): 22338200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 1901, 2180, 3802, 4360, 7604, 8720, 9505, 15208, 19010, 30416, 38020, 76040, 152080, 207209, 414418, 828836, 1036045, 1657672, 2072090, 3315344, 4144180, 8288360, 16576720]

約数ペア:

[(1, 16576720), (2, 8288360), (4, 4144180), (5, 3315344), (8, 2072090), (10, 1657672), (16, 1036045), (20, 828836), (40, 414418), (80, 207209), (109, 152080), (218, 76040), (436, 38020), (545, 30416), (872, 19010), (1090, 15208), (1744, 9505), (1901, 8720), (2180, 7604), (3802, 4360)]