20290770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 54512640

約数和(自身を除く): 34221870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 223, 270, 337, 446, 669, 674, 1011, 1115, 1338, 1685, 2007, 2022, 2230, 3033, 3345, 3370, 4014, 5055, 6021, 6066, 6690, 9099, 10035, 10110, 12042, 15165, 18198, 20070, 30105, 30330, 45495, 60210, 75151, 90990, 150302, 225453, 375755, 450906, 676359, 751510, 1127265, 1352718, 2029077, 2254530, 3381795, 4058154, 6763590, 10145385, 20290770]

約数ペア:

[(1, 20290770), (2, 10145385), (3, 6763590), (5, 4058154), (6, 3381795), (9, 2254530), (10, 2029077), (15, 1352718), (18, 1127265), (27, 751510), (30, 676359), (45, 450906), (54, 375755), (90, 225453), (135, 150302), (223, 90990), (270, 75151), (337, 60210), (446, 45495), (669, 30330), (674, 30105), (1011, 20070), (1115, 18198), (1338, 15165), (1685, 12042), (2007, 10110), (2022, 10035), (2230, 9099), (3033, 6690), (3345, 6066), (3370, 6021), (4014, 5055)]