20320827278

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 32514048000

約数和(自身を除く): 12193220722

約数列:

[1, 2, 29, 58, 89, 127, 139, 178, 223, 254, 278, 446, 2581, 3683, 4031, 5162, 6467, 7366, 8062, 11303, 12371, 12934, 17653, 19847, 22606, 24742, 28321, 30997, 35306, 39694, 56642, 61994, 327787, 358759, 511937, 575563, 655574, 717518, 821309, 898913, 1023874, 1151126, 1571117, 1642618, 1797826, 2520569, 2758733, 3142234, 3936619, 5041138, 5517466, 7873238, 45562393, 73096501, 80003257, 91124786, 114161951, 146193002, 160006514, 228323902, 350359091, 700718182, 10160413639, 20320827278]

約数ペア:

[(1, 20320827278), (2, 10160413639), (29, 700718182), (58, 350359091), (89, 228323902), (127, 160006514), (139, 146193002), (178, 114161951), (223, 91124786), (254, 80003257), (278, 73096501), (446, 45562393), (2581, 7873238), (3683, 5517466), (4031, 5041138), (5162, 3936619), (6467, 3142234), (7366, 2758733), (8062, 2520569), (11303, 1797826), (12371, 1642618), (12934, 1571117), (17653, 1151126), (19847, 1023874), (22606, 898913), (24742, 821309), (28321, 717518), (30997, 655574), (35306, 575563), (39694, 511937), (56642, 358759), (61994, 327787)]