2007659990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{2203}}^1$

素因数の和:2541

約数の個数: 64

約数和(自身を含む): 4235065344

約数和(自身を除く): 2227405354

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 277, 329, 470, 554, 658, 1385, 1645, 1939, 2203, 2770, 3290, 3878, 4406, 9695, 11015, 13019, 15421, 19390, 22030, 26038, 30842, 65095, 77105, 91133, 103541, 130190, 154210, 182266, 207082, 455665, 517705, 610231, 724787, 911330, 1035410, 1220462, 1449574, 3051155, 3623935, 4271617, 6102310, 7247870, 8543234, 21358085, 28680857, 42716170, 57361714, 143404285, 200765999, 286808570, 401531998, 1003829995, 2007659990]

約数ペア:

[(1, 2007659990), (2, 1003829995), (5, 401531998), (7, 286808570), (10, 200765999), (14, 143404285), (35, 57361714), (47, 42716170), (70, 28680857), (94, 21358085), (235, 8543234), (277, 7247870), (329, 6102310), (470, 4271617), (554, 3623935), (658, 3051155), (1385, 1449574), (1645, 1220462), (1939, 1035410), (2203, 911330), (2770, 724787), (3290, 610231), (3878, 517705), (4406, 455665), (9695, 207082), (11015, 182266), (13019, 154210), (15421, 130190), (19390, 103541), (22030, 91133), (26038, 77105), (30842, 65095)]