19788999480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{54969443}}^1$

素因数の和:54969460

約数の個数: 48

約数和(自身を含む): 64314249480

約数和(自身を除く): 44525250000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54969443, 109938886, 164908329, 219877772, 274847215, 329816658, 439755544, 494724987, 549694430, 659633316, 824541645, 989449974, 1099388860, 1319266632, 1649083290, 1978899948, 2198777720, 2473624935, 3298166580, 3957799896, 4947249870, 6596333160, 9894499740, 19788999480]

約数ペア:

[(1, 19788999480), (2, 9894499740), (3, 6596333160), (4, 4947249870), (5, 3957799896), (6, 3298166580), (8, 2473624935), (9, 2198777720), (10, 1978899948), (12, 1649083290), (15, 1319266632), (18, 1099388860), (20, 989449974), (24, 824541645), (30, 659633316), (36, 549694430), (40, 494724987), (45, 439755544), (60, 329816658), (72, 274847215), (90, 219877772), (120, 164908329), (180, 109938886), (360, 54969443)]