15889400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1499}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 37665000

約数和(自身を除く): 21775600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 1499, 2120, 2650, 2998, 5300, 5996, 7495, 10600, 11992, 14990, 29980, 37475, 59960, 74950, 79447, 149900, 158894, 299800, 317788, 397235, 635576, 794470, 1588940, 1986175, 3177880, 3972350, 7944700, 15889400]

約数ペア:

[(1, 15889400), (2, 7944700), (4, 3972350), (5, 3177880), (8, 1986175), (10, 1588940), (20, 794470), (25, 635576), (40, 397235), (50, 317788), (53, 299800), (100, 158894), (106, 149900), (200, 79447), (212, 74950), (265, 59960), (424, 37475), (530, 29980), (1060, 14990), (1325, 11992), (1499, 10600), (2120, 7495), (2650, 5996), (2998, 5300)]