20670420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9311}}^1$

素因数の和:9360

約数の個数: 48

約数和(自身を含む): 59447808

約数和(自身を除く): 38777388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 9311, 18622, 27933, 37244, 46555, 55866, 93110, 111732, 139665, 186220, 279330, 344507, 558660, 689014, 1033521, 1378028, 1722535, 2067042, 3445070, 4134084, 5167605, 6890140, 10335210, 20670420]

約数ペア:

[(1, 20670420), (2, 10335210), (3, 6890140), (4, 5167605), (5, 4134084), (6, 3445070), (10, 2067042), (12, 1722535), (15, 1378028), (20, 1033521), (30, 689014), (37, 558660), (60, 344507), (74, 279330), (111, 186220), (148, 139665), (185, 111732), (222, 93110), (370, 55866), (444, 46555), (555, 37244), (740, 27933), (1110, 18622), (2220, 9311)]