2811420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{15619}}^1$

素因数の和:15634

約数の個数: 36

約数和(自身を含む): 8528520

約数和(自身を除く): 5717100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 15619, 31238, 46857, 62476, 78095, 93714, 140571, 156190, 187428, 234285, 281142, 312380, 468570, 562284, 702855, 937140, 1405710, 2811420]

約数ペア:

[(1, 2811420), (2, 1405710), (3, 937140), (4, 702855), (5, 562284), (6, 468570), (9, 312380), (10, 281142), (12, 234285), (15, 187428), (18, 156190), (20, 140571), (30, 93714), (36, 78095), (45, 62476), (60, 46857), (90, 31238), (180, 15619)]