42246820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3919}}^1$

素因数の和:3953

約数の個数: 72

約数和(自身を含む): 112613760

約数和(自身を除く): 70366940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 3919, 5390, 7838, 10780, 15676, 19595, 27433, 39190, 43109, 54866, 78380, 86218, 109732, 137165, 172436, 192031, 215545, 274330, 301763, 384062, 431090, 548660, 603526, 768124, 862180, 960155, 1207052, 1508815, 1920310, 2112341, 3017630, 3840620, 4224682, 6035260, 8449364, 10561705, 21123410, 42246820]

約数ペア:

[(1, 42246820), (2, 21123410), (4, 10561705), (5, 8449364), (7, 6035260), (10, 4224682), (11, 3840620), (14, 3017630), (20, 2112341), (22, 1920310), (28, 1508815), (35, 1207052), (44, 960155), (49, 862180), (55, 768124), (70, 603526), (77, 548660), (98, 431090), (110, 384062), (140, 301763), (154, 274330), (196, 215545), (220, 192031), (245, 172436), (308, 137165), (385, 109732), (490, 86218), (539, 78380), (770, 54866), (980, 43109), (1078, 39190), (1540, 27433), (2156, 19595), (2695, 15676), (3919, 10780), (5390, 7838)]