20131243120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{475691}}^1$

素因数の和:475750

約数の個数: 60

約数和(自身を含む): 48928727736

約数和(自身を除く): 28797484616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 529, 920, 1058, 1840, 2116, 2645, 4232, 5290, 8464, 10580, 21160, 42320, 475691, 951382, 1902764, 2378455, 3805528, 4756910, 7611056, 9513820, 10940893, 19027640, 21881786, 38055280, 43763572, 54704465, 87527144, 109408930, 175054288, 218817860, 251640539, 437635720, 503281078, 875271440, 1006562156, 1258202695, 2013124312, 2516405390, 4026248624, 5032810780, 10065621560, 20131243120]

約数ペア:

[(1, 20131243120), (2, 10065621560), (4, 5032810780), (5, 4026248624), (8, 2516405390), (10, 2013124312), (16, 1258202695), (20, 1006562156), (23, 875271440), (40, 503281078), (46, 437635720), (80, 251640539), (92, 218817860), (115, 175054288), (184, 109408930), (230, 87527144), (368, 54704465), (460, 43763572), (529, 38055280), (920, 21881786), (1058, 19027640), (1840, 10940893), (2116, 9513820), (2645, 7611056), (4232, 4756910), (5290, 3805528), (8464, 2378455), (10580, 1902764), (21160, 951382), (42320, 475691)]