61290740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4919}}^1$

素因数の和:5024

約数の個数: 48

約数和(自身を含む): 148780800

約数和(自身を除く): 87490060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 4919, 6230, 9838, 12460, 19676, 24595, 34433, 49190, 68866, 98380, 137732, 172165, 344330, 437791, 688660, 875582, 1751164, 2188955, 3064537, 4377910, 6129074, 8755820, 12258148, 15322685, 30645370, 61290740]

約数ペア:

[(1, 61290740), (2, 30645370), (4, 15322685), (5, 12258148), (7, 8755820), (10, 6129074), (14, 4377910), (20, 3064537), (28, 2188955), (35, 1751164), (70, 875582), (89, 688660), (140, 437791), (178, 344330), (356, 172165), (445, 137732), (623, 98380), (890, 68866), (1246, 49190), (1780, 34433), (2492, 24595), (3115, 19676), (4919, 12460), (6230, 9838)]