8430040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2887}}^1$

素因数の和:2971

約数の個数: 32

約数和(自身を含む): 19234080

約数和(自身を除く): 10804040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2887, 2920, 5774, 11548, 14435, 23096, 28870, 57740, 115480, 210751, 421502, 843004, 1053755, 1686008, 2107510, 4215020, 8430040]

約数ペア:

[(1, 8430040), (2, 4215020), (4, 2107510), (5, 1686008), (8, 1053755), (10, 843004), (20, 421502), (40, 210751), (73, 115480), (146, 57740), (292, 28870), (365, 23096), (584, 14435), (730, 11548), (1460, 5774), (2887, 2920)]