868571890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1\times {\mathrm{3541}}^1$

素因数の和:4858

約数の個数: 32

約数和(自身を含む): 1647455040

約数和(自身を除く): 778883150

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1291, 2582, 3541, 6455, 7082, 12910, 17705, 24529, 35410, 49058, 67279, 122645, 134558, 245290, 336395, 672790, 4571431, 9142862, 22857155, 45714310, 86857189, 173714378, 434285945, 868571890]

約数ペア:

[(1, 868571890), (2, 434285945), (5, 173714378), (10, 86857189), (19, 45714310), (38, 22857155), (95, 9142862), (190, 4571431), (1291, 672790), (2582, 336395), (3541, 245290), (6455, 134558), (7082, 122645), (12910, 67279), (17705, 49058), (24529, 35410)]