21851803120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{39021077}}^1$

素因数の和:39021097

約数の個数: 40

約数和(自身を含む): 58063364064

約数和(自身を除く): 36211560944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 39021077, 78042154, 156084308, 195105385, 273147539, 312168616, 390210770, 546295078, 624337232, 780421540, 1092590156, 1365737695, 1560843080, 2185180312, 2731475390, 3121686160, 4370360624, 5462950780, 10925901560, 21851803120]

約数ペア:

[(1, 21851803120), (2, 10925901560), (4, 5462950780), (5, 4370360624), (7, 3121686160), (8, 2731475390), (10, 2185180312), (14, 1560843080), (16, 1365737695), (20, 1092590156), (28, 780421540), (35, 624337232), (40, 546295078), (56, 390210770), (70, 312168616), (80, 273147539), (112, 195105385), (140, 156084308), (280, 78042154), (560, 39021077)]