9812720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5333}}^1$

素因数の和:5369

約数の個数: 40

約数和(自身を含む): 23810976

約数和(自身を除く): 13998256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 5333, 10666, 21332, 26665, 42664, 53330, 85328, 106660, 122659, 213320, 245318, 426640, 490636, 613295, 981272, 1226590, 1962544, 2453180, 4906360, 9812720]

約数ペア:

[(1, 9812720), (2, 4906360), (4, 2453180), (5, 1962544), (8, 1226590), (10, 981272), (16, 613295), (20, 490636), (23, 426640), (40, 245318), (46, 213320), (80, 122659), (92, 106660), (115, 85328), (184, 53330), (230, 42664), (368, 26665), (460, 21332), (920, 10666), (1840, 5333)]