15813280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{2017}}^1$

素因数の和:2046

約数の個数: 72

約数和(自身を含む): 43479828

約数和(自身を除く): 27666548

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 2017, 3920, 4034, 7840, 8068, 10085, 14119, 16136, 20170, 28238, 32272, 40340, 56476, 64544, 70595, 80680, 98833, 112952, 141190, 161360, 197666, 225904, 282380, 322720, 395332, 451808, 494165, 564760, 790664, 988330, 1129520, 1581328, 1976660, 2259040, 3162656, 3953320, 7906640, 15813280]

約数ペア:

[(1, 15813280), (2, 7906640), (4, 3953320), (5, 3162656), (7, 2259040), (8, 1976660), (10, 1581328), (14, 1129520), (16, 988330), (20, 790664), (28, 564760), (32, 494165), (35, 451808), (40, 395332), (49, 322720), (56, 282380), (70, 225904), (80, 197666), (98, 161360), (112, 141190), (140, 112952), (160, 98833), (196, 80680), (224, 70595), (245, 64544), (280, 56476), (392, 40340), (490, 32272), (560, 28238), (784, 20170), (980, 16136), (1120, 14119), (1568, 10085), (1960, 8068), (2017, 7840), (3920, 4034)]