222300820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{3617}}^1$

素因数の和:4072

約数の個数: 48

約数和(自身を含む): 534885120

約数和(自身を除く): 312584300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 439, 878, 1756, 2195, 3073, 3617, 4390, 6146, 7234, 8780, 12292, 14468, 15365, 18085, 25319, 30730, 36170, 50638, 61460, 72340, 101276, 126595, 253190, 506380, 1587863, 3175726, 6351452, 7939315, 11115041, 15878630, 22230082, 31757260, 44460164, 55575205, 111150410, 222300820]

約数ペア:

[(1, 222300820), (2, 111150410), (4, 55575205), (5, 44460164), (7, 31757260), (10, 22230082), (14, 15878630), (20, 11115041), (28, 7939315), (35, 6351452), (70, 3175726), (140, 1587863), (439, 506380), (878, 253190), (1756, 126595), (2195, 101276), (3073, 72340), (3617, 61460), (4390, 50638), (6146, 36170), (7234, 30730), (8780, 25319), (12292, 18085), (14468, 15365)]