266245520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{114761}}^1$

素因数の和:114803

約数の個数: 40

約数和(自身を含む): 640371960

約数和(自身を除く): 374126440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 114761, 229522, 459044, 573805, 918088, 1147610, 1836176, 2295220, 3328069, 4590440, 6656138, 9180880, 13312276, 16640345, 26624552, 33280690, 53249104, 66561380, 133122760, 266245520]

約数ペア:

[(1, 266245520), (2, 133122760), (4, 66561380), (5, 53249104), (8, 33280690), (10, 26624552), (16, 16640345), (20, 13312276), (29, 9180880), (40, 6656138), (58, 4590440), (80, 3328069), (116, 2295220), (145, 1836176), (232, 1147610), (290, 918088), (464, 573805), (580, 459044), (1160, 229522), (2320, 114761)]