4946620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 12035520

約数和(自身を除く): 7088900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 397, 445, 623, 794, 890, 1246, 1588, 1780, 1985, 2492, 2779, 3115, 3970, 5558, 6230, 7940, 11116, 12460, 13895, 27790, 35333, 55580, 70666, 141332, 176665, 247331, 353330, 494662, 706660, 989324, 1236655, 2473310, 4946620]

約数ペア:

[(1, 4946620), (2, 2473310), (4, 1236655), (5, 989324), (7, 706660), (10, 494662), (14, 353330), (20, 247331), (28, 176665), (35, 141332), (70, 70666), (89, 55580), (140, 35333), (178, 27790), (356, 13895), (397, 12460), (445, 11116), (623, 7940), (794, 6230), (890, 5558), (1246, 3970), (1588, 3115), (1780, 2779), (1985, 2492)]