4287720320

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{515351}}^1$

素因数の和:515383

約数の個数: 64

約数和(自身を含む): 11038839840

約数和(自身を除く): 6751119520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 515351, 1030702, 2061404, 2576755, 4122808, 5153510, 6699563, 8245616, 10307020, 13399126, 16491232, 20614040, 26798252, 32982464, 33497815, 41228080, 53596504, 65964928, 66995630, 82456160, 107193008, 133991260, 164912320, 214386016, 267982520, 329824640, 428772032, 535965040, 857544064, 1071930080, 2143860160, 4287720320]

約数ペア:

[(1, 4287720320), (2, 2143860160), (4, 1071930080), (5, 857544064), (8, 535965040), (10, 428772032), (13, 329824640), (16, 267982520), (20, 214386016), (26, 164912320), (32, 133991260), (40, 107193008), (52, 82456160), (64, 66995630), (65, 65964928), (80, 53596504), (104, 41228080), (128, 33497815), (130, 32982464), (160, 26798252), (208, 20614040), (260, 16491232), (320, 13399126), (416, 10307020), (520, 8245616), (640, 6699563), (832, 5153510), (1040, 4122808), (1664, 2576755), (2080, 2061404), (4160, 1030702), (8320, 515351)]