20180569840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10967701}}^1$

素因数の和:10967737

約数の個数: 40

約数和(自身を含む): 48959821728

約数和(自身を除く): 28779251888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10967701, 21935402, 43870804, 54838505, 87741608, 109677010, 175483216, 219354020, 252257123, 438708040, 504514246, 877416080, 1009028492, 1261285615, 2018056984, 2522571230, 4036113968, 5045142460, 10090284920, 20180569840]

約数ペア:

[(1, 20180569840), (2, 10090284920), (4, 5045142460), (5, 4036113968), (8, 2522571230), (10, 2018056984), (16, 1261285615), (20, 1009028492), (23, 877416080), (40, 504514246), (46, 438708040), (80, 252257123), (92, 219354020), (115, 175483216), (184, 109677010), (230, 87741608), (368, 54838505), (460, 43870804), (920, 21935402), (1840, 10967701)]