86464280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{308801}}^1$

素因数の和:308819

約数の個数: 32

約数和(自身を含む): 222337440

約数和(自身を除く): 135873160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 308801, 617602, 1235204, 1544005, 2161607, 2470408, 3088010, 4323214, 6176020, 8646428, 10808035, 12352040, 17292856, 21616070, 43232140, 86464280]

約数ペア:

[(1, 86464280), (2, 43232140), (4, 21616070), (5, 17292856), (7, 12352040), (8, 10808035), (10, 8646428), (14, 6176020), (20, 4323214), (28, 3088010), (35, 2470408), (40, 2161607), (56, 1544005), (70, 1235204), (140, 617602), (280, 308801)]