47529040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1987}}^1$

素因数の和:2036

約数の個数: 80

約数和(自身を含む): 124242048

約数和(自身を除く): 76713008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 1987, 2392, 2990, 3974, 4784, 5980, 7948, 9935, 11960, 15896, 19870, 23920, 25831, 31792, 39740, 45701, 51662, 79480, 91402, 103324, 129155, 158960, 182804, 206648, 228505, 258310, 365608, 413296, 457010, 516620, 594113, 731216, 914020, 1033240, 1188226, 1828040, 2066480, 2376452, 2970565, 3656080, 4752904, 5941130, 9505808, 11882260, 23764520, 47529040]

約数ペア:

[(1, 47529040), (2, 23764520), (4, 11882260), (5, 9505808), (8, 5941130), (10, 4752904), (13, 3656080), (16, 2970565), (20, 2376452), (23, 2066480), (26, 1828040), (40, 1188226), (46, 1033240), (52, 914020), (65, 731216), (80, 594113), (92, 516620), (104, 457010), (115, 413296), (130, 365608), (184, 258310), (208, 228505), (230, 206648), (260, 182804), (299, 158960), (368, 129155), (460, 103324), (520, 91402), (598, 79480), (920, 51662), (1040, 45701), (1196, 39740), (1495, 31792), (1840, 25831), (1987, 23920), (2392, 19870), (2990, 15896), (3974, 11960), (4784, 9935), (5980, 7948)]