2027480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 5624640

約数和(自身を除く): 3597160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 557, 728, 910, 1114, 1820, 2228, 2785, 3640, 3899, 4456, 5570, 7241, 7798, 11140, 14482, 15596, 19495, 22280, 28964, 31192, 36205, 38990, 50687, 57928, 72410, 77980, 101374, 144820, 155960, 202748, 253435, 289640, 405496, 506870, 1013740, 2027480]

約数ペア:

[(1, 2027480), (2, 1013740), (4, 506870), (5, 405496), (7, 289640), (8, 253435), (10, 202748), (13, 155960), (14, 144820), (20, 101374), (26, 77980), (28, 72410), (35, 57928), (40, 50687), (52, 38990), (56, 36205), (65, 31192), (70, 28964), (91, 22280), (104, 19495), (130, 15596), (140, 14482), (182, 11140), (260, 7798), (280, 7241), (364, 5570), (455, 4456), (520, 3899), (557, 3640), (728, 2785), (910, 2228), (1114, 1820)]