40861300

素因数分解:

$2^2\times 5^2\times {\mathrm{317}}^1\times {\mathrm{1289}}^1$

素因数の和:1620

約数の個数: 36

約数和(自身を含む): 89017740

約数和(自身を除く): 48156440

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 317, 634, 1268, 1289, 1585, 2578, 3170, 5156, 6340, 6445, 7925, 12890, 15850, 25780, 31700, 32225, 64450, 128900, 408613, 817226, 1634452, 2043065, 4086130, 8172260, 10215325, 20430650, 40861300]

約数ペア:

[(1, 40861300), (2, 20430650), (4, 10215325), (5, 8172260), (10, 4086130), (20, 2043065), (25, 1634452), (50, 817226), (100, 408613), (317, 128900), (634, 64450), (1268, 32225), (1289, 31700), (1585, 25780), (2578, 15850), (3170, 12890), (5156, 7925), (6340, 6445)]