1897400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 4519800

約数和(自身を除く): 2622400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 179, 200, 212, 265, 358, 424, 530, 716, 895, 1060, 1325, 1432, 1790, 2120, 2650, 3580, 4475, 5300, 7160, 8950, 9487, 10600, 17900, 18974, 35800, 37948, 47435, 75896, 94870, 189740, 237175, 379480, 474350, 948700, 1897400]

約数ペア:

[(1, 1897400), (2, 948700), (4, 474350), (5, 379480), (8, 237175), (10, 189740), (20, 94870), (25, 75896), (40, 47435), (50, 37948), (53, 35800), (100, 18974), (106, 17900), (179, 10600), (200, 9487), (212, 8950), (265, 7160), (358, 5300), (424, 4475), (530, 3580), (716, 2650), (895, 2120), (1060, 1790), (1325, 1432)]