40450760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1$

素因数の和:2070

約数の個数: 64

約数和(自身を含む): 105494400

約数和(自身を除く): 65043640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 1979, 2044, 2555, 2920, 3958, 4088, 5110, 7916, 9895, 10220, 13853, 15832, 19790, 20440, 27706, 39580, 55412, 69265, 79160, 110824, 138530, 144467, 277060, 288934, 554120, 577868, 722335, 1011269, 1155736, 1444670, 2022538, 2889340, 4045076, 5056345, 5778680, 8090152, 10112690, 20225380, 40450760]

約数ペア:

[(1, 40450760), (2, 20225380), (4, 10112690), (5, 8090152), (7, 5778680), (8, 5056345), (10, 4045076), (14, 2889340), (20, 2022538), (28, 1444670), (35, 1155736), (40, 1011269), (56, 722335), (70, 577868), (73, 554120), (140, 288934), (146, 277060), (280, 144467), (292, 138530), (365, 110824), (511, 79160), (584, 69265), (730, 55412), (1022, 39580), (1460, 27706), (1979, 20440), (2044, 19790), (2555, 15832), (2920, 13853), (3958, 10220), (4088, 9895), (5110, 7916)]