28185010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2939}}^1$

素因数の和:3090

約数の個数: 32

約数和(自身を含む): 58423680

約数和(自身を除く): 30238670

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 2939, 4795, 5878, 9590, 14695, 20573, 29390, 41146, 102865, 205730, 402643, 805286, 2013215, 2818501, 4026430, 5637002, 14092505, 28185010]

約数ペア:

[(1, 28185010), (2, 14092505), (5, 5637002), (7, 4026430), (10, 2818501), (14, 2013215), (35, 805286), (70, 402643), (137, 205730), (274, 102865), (685, 41146), (959, 29390), (1370, 20573), (1918, 14695), (2939, 9590), (4795, 5878)]