5651740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 12700800

約数和(自身を除く): 7049060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 139, 190, 214, 278, 380, 428, 535, 556, 695, 1070, 1390, 2033, 2140, 2641, 2780, 4066, 5282, 8132, 10165, 10564, 13205, 14873, 20330, 26410, 29746, 40660, 52820, 59492, 74365, 148730, 282587, 297460, 565174, 1130348, 1412935, 2825870, 5651740]

約数ペア:

[(1, 5651740), (2, 2825870), (4, 1412935), (5, 1130348), (10, 565174), (19, 297460), (20, 282587), (38, 148730), (76, 74365), (95, 59492), (107, 52820), (139, 40660), (190, 29746), (214, 26410), (278, 20330), (380, 14873), (428, 13205), (535, 10564), (556, 10165), (695, 8132), (1070, 5282), (1390, 4066), (2033, 2780), (2140, 2641)]