968447980

素因数分解:

$2^2\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{38461}}^1$

素因数の和:39729

約数の個数: 24

約数和(自身を含む): 2035409040

約数和(自身を除く): 1066961060

約数列:

[1, 2, 4, 5, 10, 20, 1259, 2518, 5036, 6295, 12590, 25180, 38461, 76922, 153844, 192305, 384610, 769220, 48422399, 96844798, 193689596, 242111995, 484223990, 968447980]

約数ペア:

[(1, 968447980), (2, 484223990), (4, 242111995), (5, 193689596), (10, 96844798), (20, 48422399), (1259, 769220), (2518, 384610), (5036, 192305), (6295, 153844), (12590, 76922), (25180, 38461)]