206580620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{2609}}^1$

素因数の和:2762

約数の個数: 48

約数和(自身を含む): 449880480

約数和(自身を除く): 243299860

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 107, 148, 185, 214, 370, 428, 535, 740, 1070, 2140, 2609, 3959, 5218, 7918, 10436, 13045, 15836, 19795, 26090, 39590, 52180, 79180, 96533, 193066, 279163, 386132, 482665, 558326, 965330, 1116652, 1395815, 1930660, 2791630, 5583260, 10329031, 20658062, 41316124, 51645155, 103290310, 206580620]

約数ペア:

[(1, 206580620), (2, 103290310), (4, 51645155), (5, 41316124), (10, 20658062), (20, 10329031), (37, 5583260), (74, 2791630), (107, 1930660), (148, 1395815), (185, 1116652), (214, 965330), (370, 558326), (428, 482665), (535, 386132), (740, 279163), (1070, 193066), (2140, 96533), (2609, 79180), (3959, 52180), (5218, 39590), (7918, 26090), (10436, 19795), (13045, 15836)]