1408792240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{2671}}^1$

素因数の和:3050

約数の個数: 80

約数和(自身を含む): 3459064320

約数和(自身を除く): 2050272080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 347, 380, 694, 760, 1388, 1520, 1735, 2671, 2776, 3470, 5342, 5552, 6593, 6940, 10684, 13186, 13355, 13880, 21368, 26372, 26710, 27760, 32965, 42736, 50749, 52744, 53420, 65930, 101498, 105488, 106840, 131860, 202996, 213680, 253745, 263720, 405992, 507490, 527440, 811984, 926837, 1014980, 1853674, 2029960, 3707348, 4059920, 4634185, 7414696, 9268370, 14829392, 17609903, 18536740, 35219806, 37073480, 70439612, 74146960, 88049515, 140879224, 176099030, 281758448, 352198060, 704396120, 1408792240]

約数ペア:

[(1, 1408792240), (2, 704396120), (4, 352198060), (5, 281758448), (8, 176099030), (10, 140879224), (16, 88049515), (19, 74146960), (20, 70439612), (38, 37073480), (40, 35219806), (76, 18536740), (80, 17609903), (95, 14829392), (152, 9268370), (190, 7414696), (304, 4634185), (347, 4059920), (380, 3707348), (694, 2029960), (760, 1853674), (1388, 1014980), (1520, 926837), (1735, 811984), (2671, 527440), (2776, 507490), (3470, 405992), (5342, 263720), (5552, 253745), (6593, 213680), (6940, 202996), (10684, 131860), (13186, 106840), (13355, 105488), (13880, 101498), (21368, 65930), (26372, 53420), (26710, 52744), (27760, 50749), (32965, 42736)]