40080220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117883}}^1$

素因数の和:117909

約数の個数: 24

約数和(自身を含む): 89120304

約数和(自身を除く): 49040084

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 117883, 235766, 471532, 589415, 1178830, 2004011, 2357660, 4008022, 8016044, 10020055, 20040110, 40080220]

約数ペア:

[(1, 40080220), (2, 20040110), (4, 10020055), (5, 8016044), (10, 4008022), (17, 2357660), (20, 2004011), (34, 1178830), (68, 589415), (85, 471532), (170, 235766), (340, 117883)]