12669966080

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{520969}}^1$

素因数の和:521009

約数の個数: 72

約数和(自身を含む): 31945880400

約数和(自身を除く): 19275914320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 12160, 24320, 520969, 1041938, 2083876, 2604845, 4167752, 5209690, 8335504, 9898411, 10419380, 16671008, 19796822, 20838760, 33342016, 39593644, 41677520, 49492055, 66684032, 79187288, 83355040, 98984110, 133368064, 158374576, 166710080, 197968220, 316749152, 333420160, 395936440, 633498304, 666840320, 791872880, 1266996608, 1583745760, 2533993216, 3167491520, 6334983040, 12669966080]

約数ペア:

[(1, 12669966080), (2, 6334983040), (4, 3167491520), (5, 2533993216), (8, 1583745760), (10, 1266996608), (16, 791872880), (19, 666840320), (20, 633498304), (32, 395936440), (38, 333420160), (40, 316749152), (64, 197968220), (76, 166710080), (80, 158374576), (95, 133368064), (128, 98984110), (152, 83355040), (160, 79187288), (190, 66684032), (256, 49492055), (304, 41677520), (320, 39593644), (380, 33342016), (608, 20838760), (640, 19796822), (760, 16671008), (1216, 10419380), (1280, 9898411), (1520, 8335504), (2432, 5209690), (3040, 4167752), (4864, 2604845), (6080, 2083876), (12160, 1041938), (24320, 520969)]