6431740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{6563}}^1$

素因数の和:6586

約数の個数: 36

約数和(自身を含む): 15714216

約数和(自身を除く): 9282476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 6563, 13126, 26252, 32815, 45941, 65630, 91882, 131260, 183764, 229705, 321587, 459410, 643174, 918820, 1286348, 1607935, 3215870, 6431740]

約数ペア:

[(1, 6431740), (2, 3215870), (4, 1607935), (5, 1286348), (7, 918820), (10, 643174), (14, 459410), (20, 321587), (28, 229705), (35, 183764), (49, 131260), (70, 91882), (98, 65630), (140, 45941), (196, 32815), (245, 26252), (490, 13126), (980, 6563)]