2231740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 5644800

約数和(自身を除く): 3413060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 839, 1330, 1678, 2660, 3356, 4195, 5873, 8390, 11746, 15941, 16780, 23492, 29365, 31882, 58730, 63764, 79705, 111587, 117460, 159410, 223174, 318820, 446348, 557935, 1115870, 2231740]

約数ペア:

[(1, 2231740), (2, 1115870), (4, 557935), (5, 446348), (7, 318820), (10, 223174), (14, 159410), (19, 117460), (20, 111587), (28, 79705), (35, 63764), (38, 58730), (70, 31882), (76, 29365), (95, 23492), (133, 16780), (140, 15941), (190, 11746), (266, 8390), (380, 5873), (532, 4195), (665, 3356), (839, 2660), (1330, 1678)]