420210638

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1\times {\mathrm{313}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 664675200

約数和(自身を除く): 244464562

約数列:

[1, 2, 29, 58, 79, 158, 293, 313, 586, 626, 2291, 4582, 8497, 9077, 16994, 18154, 23147, 24727, 46294, 49454, 91709, 183418, 671263, 717083, 1342526, 1434166, 2659561, 5319122, 7245011, 14490022, 210105319, 420210638]

約数ペア:

[(1, 420210638), (2, 210105319), (29, 14490022), (58, 7245011), (79, 5319122), (158, 2659561), (293, 1434166), (313, 1342526), (586, 717083), (626, 671263), (2291, 183418), (4582, 91709), (8497, 49454), (9077, 46294), (16994, 24727), (18154, 23147)]