78039460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8929}}^1$

素因数の和:8980

約数の個数: 48

約数和(自身を含む): 180028800

約数和(自身を除く): 101989340

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 8929, 17858, 35716, 44645, 89290, 169651, 178580, 205367, 339302, 410734, 678604, 821468, 848255, 1026835, 1696510, 2053670, 3393020, 3901973, 4107340, 7803946, 15607892, 19509865, 39019730, 78039460]

約数ペア:

[(1, 78039460), (2, 39019730), (4, 19509865), (5, 15607892), (10, 7803946), (19, 4107340), (20, 3901973), (23, 3393020), (38, 2053670), (46, 1696510), (76, 1026835), (92, 848255), (95, 821468), (115, 678604), (190, 410734), (230, 339302), (380, 205367), (437, 178580), (460, 169651), (874, 89290), (1748, 44645), (2185, 35716), (4370, 17858), (8740, 8929)]