2105495440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1144291}}^1$

素因数の和:1144327

約数の個数: 40

約数和(自身を含む): 5108119488

約数和(自身を除く): 3002624048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 1144291, 2288582, 4577164, 5721455, 9154328, 11442910, 18308656, 22885820, 26318693, 45771640, 52637386, 91543280, 105274772, 131593465, 210549544, 263186930, 421099088, 526373860, 1052747720, 2105495440]

約数ペア:

[(1, 2105495440), (2, 1052747720), (4, 526373860), (5, 421099088), (8, 263186930), (10, 210549544), (16, 131593465), (20, 105274772), (23, 91543280), (40, 52637386), (46, 45771640), (80, 26318693), (92, 22885820), (115, 18308656), (184, 11442910), (230, 9154328), (368, 5721455), (460, 4577164), (920, 2288582), (1840, 1144291)]