1829380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 4475520

約数和(自身を除く): 2646140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 179, 292, 358, 365, 511, 716, 730, 895, 1022, 1253, 1460, 1790, 2044, 2506, 2555, 3580, 5012, 5110, 6265, 10220, 12530, 13067, 25060, 26134, 52268, 65335, 91469, 130670, 182938, 261340, 365876, 457345, 914690, 1829380]

約数ペア:

[(1, 1829380), (2, 914690), (4, 457345), (5, 365876), (7, 261340), (10, 182938), (14, 130670), (20, 91469), (28, 65335), (35, 52268), (70, 26134), (73, 25060), (140, 13067), (146, 12530), (179, 10220), (292, 6265), (358, 5110), (365, 5012), (511, 3580), (716, 2555), (730, 2506), (895, 2044), (1022, 1790), (1253, 1460)]