40822880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 115831296

約数和(自身を除く): 75008416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 127, 140, 160, 164, 196, 205, 224, 245, 254, 280, 287, 328, 392, 410, 490, 508, 560, 574, 635, 656, 784, 820, 889, 980, 1016, 1120, 1148, 1270, 1312, 1435, 1568, 1640, 1778, 1960, 2009, 2032, 2296, 2540, 2870, 3280, 3556, 3920, 4018, 4064, 4445, 4592, 5080, 5207, 5740, 6223, 6560, 7112, 7840, 8036, 8890, 9184, 10045, 10160, 10414, 11480, 12446, 14224, 16072, 17780, 20090, 20320, 20828, 22960, 24892, 26035, 28448, 31115, 32144, 35560, 36449, 40180, 41656, 45920, 49784, 52070, 62230, 64288, 71120, 72898, 80360, 83312, 99568, 104140, 124460, 142240, 145796, 160720, 166624, 182245, 199136, 208280, 248920, 255143, 291592, 321440, 364490, 416560, 497840, 510286, 583184, 728980, 833120, 995680, 1020572, 1166368, 1275715, 1457960, 2041144, 2551430, 2915920, 4082288, 5102860, 5831840, 8164576, 10205720, 20411440, 40822880]

約数ペア:

[(1, 40822880), (2, 20411440), (4, 10205720), (5, 8164576), (7, 5831840), (8, 5102860), (10, 4082288), (14, 2915920), (16, 2551430), (20, 2041144), (28, 1457960), (32, 1275715), (35, 1166368), (40, 1020572), (41, 995680), (49, 833120), (56, 728980), (70, 583184), (80, 510286), (82, 497840), (98, 416560), (112, 364490), (127, 321440), (140, 291592), (160, 255143), (164, 248920), (196, 208280), (205, 199136), (224, 182245), (245, 166624), (254, 160720), (280, 145796), (287, 142240), (328, 124460), (392, 104140), (410, 99568), (490, 83312), (508, 80360), (560, 72898), (574, 71120), (635, 64288), (656, 62230), (784, 52070), (820, 49784), (889, 45920), (980, 41656), (1016, 40180), (1120, 36449), (1148, 35560), (1270, 32144), (1312, 31115), (1435, 28448), (1568, 26035), (1640, 24892), (1778, 22960), (1960, 20828), (2009, 20320), (2032, 20090), (2296, 17780), (2540, 16072), (2870, 14224), (3280, 12446), (3556, 11480), (3920, 10414), (4018, 10160), (4064, 10045), (4445, 9184), (4592, 8890), (5080, 8036), (5207, 7840), (5740, 7112), (6223, 6560)]