889747180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{276319}}^1$

素因数の和:276358

約数の個数: 48

約数和(自身を含む): 2228244480

約数和(自身を除く): 1338497300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 276319, 552638, 1105276, 1381595, 1934233, 2763190, 3868466, 5526380, 6355337, 7736932, 9671165, 12710674, 19342330, 25421348, 31776685, 38684660, 44487359, 63553370, 88974718, 127106740, 177949436, 222436795, 444873590, 889747180]

約数ペア:

[(1, 889747180), (2, 444873590), (4, 222436795), (5, 177949436), (7, 127106740), (10, 88974718), (14, 63553370), (20, 44487359), (23, 38684660), (28, 31776685), (35, 25421348), (46, 19342330), (70, 12710674), (92, 9671165), (115, 7736932), (140, 6355337), (161, 5526380), (230, 3868466), (322, 2763190), (460, 1934233), (644, 1381595), (805, 1105276), (1610, 552638), (3220, 276319)]