2017677720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{128351}}^1$

素因数の和:128496

約数の個数: 64

約数和(自身を含む): 6099287040

約数和(自身を除く): 4081609320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 128351, 256702, 385053, 513404, 641755, 770106, 1026808, 1283510, 1540212, 1925265, 2567020, 3080424, 3850530, 5134040, 7701060, 15402120, 16813981, 33627962, 50441943, 67255924, 84069905, 100883886, 134511848, 168139810, 201767772, 252209715, 336279620, 403535544, 504419430, 672559240, 1008838860, 2017677720]

約数ペア:

[(1, 2017677720), (2, 1008838860), (3, 672559240), (4, 504419430), (5, 403535544), (6, 336279620), (8, 252209715), (10, 201767772), (12, 168139810), (15, 134511848), (20, 100883886), (24, 84069905), (30, 67255924), (40, 50441943), (60, 33627962), (120, 16813981), (131, 15402120), (262, 7701060), (393, 5134040), (524, 3850530), (655, 3080424), (786, 2567020), (1048, 1925265), (1310, 1540212), (1572, 1283510), (1965, 1026808), (2620, 770106), (3144, 641755), (3930, 513404), (5240, 385053), (7860, 256702), (15720, 128351)]