123644740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{11731}}^1$

素因数の和:11788

約数の個数: 48

約数和(自身を含む): 283820544

約数和(自身を除く): 160175804

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 10540, 11731, 23462, 46924, 58655, 117310, 199427, 234620, 363661, 398854, 727322, 797708, 997135, 1454644, 1818305, 1994270, 3636610, 3988540, 6182237, 7273220, 12364474, 24728948, 30911185, 61822370, 123644740]

約数ペア:

[(1, 123644740), (2, 61822370), (4, 30911185), (5, 24728948), (10, 12364474), (17, 7273220), (20, 6182237), (31, 3988540), (34, 3636610), (62, 1994270), (68, 1818305), (85, 1454644), (124, 997135), (155, 797708), (170, 727322), (310, 398854), (340, 363661), (527, 234620), (620, 199427), (1054, 117310), (2108, 58655), (2635, 46924), (5270, 23462), (10540, 11731)]