1520441728

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{19441}}^1$

素因数の和:19515

約数の個数: 64

約数和(自身を含む): 3331581120

約数和(自身を除く): 1811139392

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 376, 416, 611, 752, 832, 1222, 1504, 1664, 2444, 3008, 4888, 6016, 9776, 19441, 19552, 38882, 39104, 77764, 78208, 155528, 252733, 311056, 505466, 622112, 913727, 1010932, 1244224, 1827454, 2021864, 2488448, 3654908, 4043728, 7309816, 8087456, 11878451, 14619632, 16174912, 23756902, 29239264, 32349824, 47513804, 58478528, 95027608, 116957056, 190055216, 380110432, 760220864, 1520441728]

約数ペア:

[(1, 1520441728), (2, 760220864), (4, 380110432), (8, 190055216), (13, 116957056), (16, 95027608), (26, 58478528), (32, 47513804), (47, 32349824), (52, 29239264), (64, 23756902), (94, 16174912), (104, 14619632), (128, 11878451), (188, 8087456), (208, 7309816), (376, 4043728), (416, 3654908), (611, 2488448), (752, 2021864), (832, 1827454), (1222, 1244224), (1504, 1010932), (1664, 913727), (2444, 622112), (3008, 505466), (4888, 311056), (6016, 252733), (9776, 155528), (19441, 78208), (19552, 77764), (38882, 39104)]