12804901280

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2759677}}^1$

素因数の和:2759721

約数の個数: 48

約数和(自身を含む): 31294748520

約数和(自身を除く): 18489847240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 2759677, 5519354, 11038708, 13798385, 22077416, 27596770, 44154832, 55193540, 80030633, 88309664, 110387080, 160061266, 220774160, 320122532, 400153165, 441548320, 640245064, 800306330, 1280490128, 1600612660, 2560980256, 3201225320, 6402450640, 12804901280]

約数ペア:

[(1, 12804901280), (2, 6402450640), (4, 3201225320), (5, 2560980256), (8, 1600612660), (10, 1280490128), (16, 800306330), (20, 640245064), (29, 441548320), (32, 400153165), (40, 320122532), (58, 220774160), (80, 160061266), (116, 110387080), (145, 88309664), (160, 80030633), (232, 55193540), (290, 44154832), (464, 27596770), (580, 22077416), (928, 13798385), (1160, 11038708), (2320, 5519354), (4640, 2759677)]