28072310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21107}}^1$

素因数の和:21140

約数の個数: 32

約数和(自身を含む): 60791040

約数和(自身を除く): 32718730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21107, 42214, 105535, 147749, 211070, 295498, 401033, 738745, 802066, 1477490, 2005165, 2807231, 4010330, 5614462, 14036155, 28072310]

約数ペア:

[(1, 28072310), (2, 14036155), (5, 5614462), (7, 4010330), (10, 2807231), (14, 2005165), (19, 1477490), (35, 802066), (38, 738745), (70, 401033), (95, 295498), (133, 211070), (190, 147749), (266, 105535), (665, 42214), (1330, 21107)]