200723320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{716869}}^1$

素因数の和:716887

約数の個数: 32

約数和(自身を含む): 516146400

約数和(自身を除く): 315423080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 716869, 1433738, 2867476, 3584345, 5018083, 5734952, 7168690, 10036166, 14337380, 20072332, 25090415, 28674760, 40144664, 50180830, 100361660, 200723320]

約数ペア:

[(1, 200723320), (2, 100361660), (4, 50180830), (5, 40144664), (7, 28674760), (8, 25090415), (10, 20072332), (14, 14337380), (20, 10036166), (28, 7168690), (35, 5734952), (40, 5018083), (56, 3584345), (70, 2867476), (140, 1433738), (280, 716869)]