19407840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40433}}^1$

素因数の和:40451

約数の個数: 48

約数和(自身を含む): 61136208

約数和(自身を除く): 41728368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40433, 80866, 121299, 161732, 202165, 242598, 323464, 404330, 485196, 606495, 646928, 808660, 970392, 1212990, 1293856, 1617320, 1940784, 2425980, 3234640, 3881568, 4851960, 6469280, 9703920, 19407840]

約数ペア:

[(1, 19407840), (2, 9703920), (3, 6469280), (4, 4851960), (5, 3881568), (6, 3234640), (8, 2425980), (10, 1940784), (12, 1617320), (15, 1293856), (16, 1212990), (20, 970392), (24, 808660), (30, 646928), (32, 606495), (40, 485196), (48, 404330), (60, 323464), (80, 242598), (96, 202165), (120, 161732), (160, 121299), (240, 80866), (480, 40433)]