390661900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5857}}^1$

素因数の和:5923

約数の個数: 72

約数和(自身を含む): 915253920

約数和(自身を除く): 524592020

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 29, 46, 50, 58, 92, 100, 115, 116, 145, 230, 290, 460, 575, 580, 667, 725, 1150, 1334, 1450, 2300, 2668, 2900, 3335, 5857, 6670, 11714, 13340, 16675, 23428, 29285, 33350, 58570, 66700, 117140, 134711, 146425, 169853, 269422, 292850, 339706, 538844, 585700, 673555, 679412, 849265, 1347110, 1698530, 2694220, 3367775, 3397060, 3906619, 4246325, 6735550, 7813238, 8492650, 13471100, 15626476, 16985300, 19533095, 39066190, 78132380, 97665475, 195330950, 390661900]

約数ペア:

[(1, 390661900), (2, 195330950), (4, 97665475), (5, 78132380), (10, 39066190), (20, 19533095), (23, 16985300), (25, 15626476), (29, 13471100), (46, 8492650), (50, 7813238), (58, 6735550), (92, 4246325), (100, 3906619), (115, 3397060), (116, 3367775), (145, 2694220), (230, 1698530), (290, 1347110), (460, 849265), (575, 679412), (580, 673555), (667, 585700), (725, 538844), (1150, 339706), (1334, 292850), (1450, 269422), (2300, 169853), (2668, 146425), (2900, 134711), (3335, 117140), (5857, 66700), (6670, 58570), (11714, 33350), (13340, 29285), (16675, 23428)]