201942580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{1783}}^1$

素因数の和:2608

約数の個数: 48

約数和(自身を含む): 485533440

約数和(自身を除く): 283590860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 809, 1618, 1783, 3236, 3566, 4045, 5663, 7132, 8090, 8915, 11326, 12481, 16180, 17830, 22652, 24962, 28315, 35660, 49924, 56630, 62405, 113260, 124810, 249620, 1442447, 2884894, 5769788, 7212235, 10097129, 14424470, 20194258, 28848940, 40388516, 50485645, 100971290, 201942580]

約数ペア:

[(1, 201942580), (2, 100971290), (4, 50485645), (5, 40388516), (7, 28848940), (10, 20194258), (14, 14424470), (20, 10097129), (28, 7212235), (35, 5769788), (70, 2884894), (140, 1442447), (809, 249620), (1618, 124810), (1783, 113260), (3236, 62405), (3566, 56630), (4045, 49924), (5663, 35660), (7132, 28315), (8090, 24962), (8915, 22652), (11326, 17830), (12481, 16180)]