20600830

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 17501570

約数列:

[1, 2, 5, 10, 79, 89, 158, 178, 293, 395, 445, 586, 790, 890, 1465, 2930, 7031, 14062, 23147, 26077, 35155, 46294, 52154, 70310, 115735, 130385, 231470, 260770, 2060083, 4120166, 10300415, 20600830]

約数ペア:

[(1, 20600830), (2, 10300415), (5, 4120166), (10, 2060083), (79, 260770), (89, 231470), (158, 130385), (178, 115735), (293, 70310), (395, 52154), (445, 46294), (586, 35155), (790, 26077), (890, 23147), (1465, 14062), (2930, 7031)]