20073679900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{694591}}^1$

素因数の和:694639

約数の個数: 54

約数和(自身を含む): 46273024448

約数和(自身を除く): 26199344548

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 578, 850, 1156, 1445, 1700, 2890, 5780, 7225, 14450, 28900, 694591, 1389182, 2778364, 3472955, 6945910, 11808047, 13891820, 17364775, 23616094, 34729550, 47232188, 59040235, 69459100, 118080470, 200736799, 236160940, 295201175, 401473598, 590402350, 802947196, 1003683995, 1180804700, 2007367990, 4014735980, 5018419975, 10036839950, 20073679900]

約数ペア:

[(1, 20073679900), (2, 10036839950), (4, 5018419975), (5, 4014735980), (10, 2007367990), (17, 1180804700), (20, 1003683995), (25, 802947196), (34, 590402350), (50, 401473598), (68, 295201175), (85, 236160940), (100, 200736799), (170, 118080470), (289, 69459100), (340, 59040235), (425, 47232188), (578, 34729550), (850, 23616094), (1156, 17364775), (1445, 13891820), (1700, 11808047), (2890, 6945910), (5780, 3472955), (7225, 2778364), (14450, 1389182), (28900, 694591)]