4465720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 11793600

約数和(自身を除く): 7327880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 389, 410, 574, 778, 820, 1148, 1435, 1556, 1640, 1945, 2296, 2723, 2870, 3112, 3890, 5446, 5740, 7780, 10892, 11480, 13615, 15560, 15949, 21784, 27230, 31898, 54460, 63796, 79745, 108920, 111643, 127592, 159490, 223286, 318980, 446572, 558215, 637960, 893144, 1116430, 2232860, 4465720]

約数ペア:

[(1, 4465720), (2, 2232860), (4, 1116430), (5, 893144), (7, 637960), (8, 558215), (10, 446572), (14, 318980), (20, 223286), (28, 159490), (35, 127592), (40, 111643), (41, 108920), (56, 79745), (70, 63796), (82, 54460), (140, 31898), (164, 27230), (205, 21784), (280, 15949), (287, 15560), (328, 13615), (389, 11480), (410, 10892), (574, 7780), (778, 5740), (820, 5446), (1148, 3890), (1435, 3112), (1556, 2870), (1640, 2723), (1945, 2296)]