40951840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{709}}^1$

素因数の和:762

約数の個数: 72

約数和(自身を含む): 102252780

約数和(自身を除く): 61300940

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 709, 722, 760, 1418, 1444, 1520, 1805, 2836, 2888, 3040, 3545, 3610, 5672, 5776, 7090, 7220, 11344, 11552, 13471, 14180, 14440, 22688, 26942, 28360, 28880, 53884, 56720, 57760, 67355, 107768, 113440, 134710, 215536, 255949, 269420, 431072, 511898, 538840, 1023796, 1077680, 1279745, 2047592, 2155360, 2559490, 4095184, 5118980, 8190368, 10237960, 20475920, 40951840]

約数ペア:

[(1, 40951840), (2, 20475920), (4, 10237960), (5, 8190368), (8, 5118980), (10, 4095184), (16, 2559490), (19, 2155360), (20, 2047592), (32, 1279745), (38, 1077680), (40, 1023796), (76, 538840), (80, 511898), (95, 431072), (152, 269420), (160, 255949), (190, 215536), (304, 134710), (361, 113440), (380, 107768), (608, 67355), (709, 57760), (722, 56720), (760, 53884), (1418, 28880), (1444, 28360), (1520, 26942), (1805, 22688), (2836, 14440), (2888, 14180), (3040, 13471), (3545, 11552), (3610, 11344), (5672, 7220), (5776, 7090)]