822157040

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{42643}}^1$

素因数の和:42897

約数の個数: 40

約数和(自身を含む): 1919491728

約数和(自身を除く): 1097334688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3856, 4820, 9640, 19280, 42643, 85286, 170572, 213215, 341144, 426430, 682288, 852860, 1705720, 3411440, 10276963, 20553926, 41107852, 51384815, 82215704, 102769630, 164431408, 205539260, 411078520, 822157040]

約数ペア:

[(1, 822157040), (2, 411078520), (4, 205539260), (5, 164431408), (8, 102769630), (10, 82215704), (16, 51384815), (20, 41107852), (40, 20553926), (80, 10276963), (241, 3411440), (482, 1705720), (964, 852860), (1205, 682288), (1928, 426430), (2410, 341144), (3856, 213215), (4820, 170572), (9640, 85286), (19280, 42643)]