1404820660

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{7001}}^1$

素因数の和:7216

約数の個数: 48

約数和(自身を含む): 3011420160

約数和(自身を除く): 1606599500

約数列:

[1, 2, 4, 5, 10, 20, 79, 127, 158, 254, 316, 395, 508, 635, 790, 1270, 1580, 2540, 7001, 10033, 14002, 20066, 28004, 35005, 40132, 50165, 70010, 100330, 140020, 200660, 553079, 889127, 1106158, 1778254, 2212316, 2765395, 3556508, 4445635, 5530790, 8891270, 11061580, 17782540, 70241033, 140482066, 280964132, 351205165, 702410330, 1404820660]

約数ペア:

[(1, 1404820660), (2, 702410330), (4, 351205165), (5, 280964132), (10, 140482066), (20, 70241033), (79, 17782540), (127, 11061580), (158, 8891270), (254, 5530790), (316, 4445635), (395, 3556508), (508, 2765395), (635, 2212316), (790, 1778254), (1270, 1106158), (1580, 889127), (2540, 553079), (7001, 200660), (10033, 140020), (14002, 100330), (20066, 70010), (28004, 50165), (35005, 40132)]