274958740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1319}}^1\times {\mathrm{1489}}^1$

素因数の和:2824

約数の個数: 48

約数和(自身を含む): 660844800

約数和(自身を除く): 385886060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1319, 1489, 2638, 2978, 5276, 5956, 6595, 7445, 9233, 10423, 13190, 14890, 18466, 20846, 26380, 29780, 36932, 41692, 46165, 52115, 92330, 104230, 184660, 208460, 1963991, 3927982, 7855964, 9819955, 13747937, 19639910, 27495874, 39279820, 54991748, 68739685, 137479370, 274958740]

約数ペア:

[(1, 274958740), (2, 137479370), (4, 68739685), (5, 54991748), (7, 39279820), (10, 27495874), (14, 19639910), (20, 13747937), (28, 9819955), (35, 7855964), (70, 3927982), (140, 1963991), (1319, 208460), (1489, 184660), (2638, 104230), (2978, 92330), (5276, 52115), (5956, 46165), (6595, 41692), (7445, 36932), (9233, 29780), (10423, 26380), (13190, 20846), (14890, 18466)]