6685980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{15919}}^1$

素因数の和:15938

約数の個数: 48

約数和(自身を含む): 21396480

約数和(自身を除く): 14710500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 15919, 31838, 47757, 63676, 79595, 95514, 111433, 159190, 191028, 222866, 238785, 318380, 334299, 445732, 477570, 557165, 668598, 955140, 1114330, 1337196, 1671495, 2228660, 3342990, 6685980]

約数ペア:

[(1, 6685980), (2, 3342990), (3, 2228660), (4, 1671495), (5, 1337196), (6, 1114330), (7, 955140), (10, 668598), (12, 557165), (14, 477570), (15, 445732), (20, 334299), (21, 318380), (28, 238785), (30, 222866), (35, 191028), (42, 159190), (60, 111433), (70, 95514), (84, 79595), (105, 63676), (140, 47757), (210, 31838), (420, 15919)]