2017727440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{2819}}^1$

素因数の和:3244

約数の個数: 80

約数和(自身を含む): 4909507200

約数和(自身を除く): 2891779760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 389, 460, 778, 920, 1556, 1840, 1945, 2819, 3112, 3890, 5638, 6224, 7780, 8947, 11276, 14095, 15560, 17894, 22552, 28190, 31120, 35788, 44735, 45104, 56380, 64837, 71576, 89470, 112760, 129674, 143152, 178940, 225520, 259348, 324185, 357880, 518696, 648370, 715760, 1037392, 1096591, 1296740, 2193182, 2593480, 4386364, 5186960, 5482955, 8772728, 10965910, 17545456, 21931820, 25221593, 43863640, 50443186, 87727280, 100886372, 126107965, 201772744, 252215930, 403545488, 504431860, 1008863720, 2017727440]

約数ペア:

[(1, 2017727440), (2, 1008863720), (4, 504431860), (5, 403545488), (8, 252215930), (10, 201772744), (16, 126107965), (20, 100886372), (23, 87727280), (40, 50443186), (46, 43863640), (80, 25221593), (92, 21931820), (115, 17545456), (184, 10965910), (230, 8772728), (368, 5482955), (389, 5186960), (460, 4386364), (778, 2593480), (920, 2193182), (1556, 1296740), (1840, 1096591), (1945, 1037392), (2819, 715760), (3112, 648370), (3890, 518696), (5638, 357880), (6224, 324185), (7780, 259348), (8947, 225520), (11276, 178940), (14095, 143152), (15560, 129674), (17894, 112760), (22552, 89470), (28190, 71576), (31120, 64837), (35788, 56380), (44735, 45104)]