4720009520

素因数分解:

$2^4\times 5^1\times {\mathrm{3631}}^1\times {\mathrm{16249}}^1$

素因数の和:19893

約数の個数: 40

約数和(自身を含む): 10977720000

約数和(自身を除く): 6257710480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3631, 7262, 14524, 16249, 18155, 29048, 32498, 36310, 58096, 64996, 72620, 81245, 129992, 145240, 162490, 259984, 290480, 324980, 649960, 1299920, 59000119, 118000238, 236000476, 295000595, 472000952, 590001190, 944001904, 1180002380, 2360004760, 4720009520]

約数ペア:

[(1, 4720009520), (2, 2360004760), (4, 1180002380), (5, 944001904), (8, 590001190), (10, 472000952), (16, 295000595), (20, 236000476), (40, 118000238), (80, 59000119), (3631, 1299920), (7262, 649960), (14524, 324980), (16249, 290480), (18155, 259984), (29048, 162490), (32498, 145240), (36310, 129992), (58096, 81245), (64996, 72620)]