206517020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{3511}}^1$

素因数の和:3710

約数の個数: 48

約数和(自身を含む): 461982528

約数和(自身を除く): 255465508

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 340, 346, 692, 865, 1730, 2941, 3460, 3511, 5882, 7022, 11764, 14044, 14705, 17555, 29410, 35110, 58820, 59687, 70220, 119374, 238748, 298435, 596870, 607403, 1193740, 1214806, 2429612, 3037015, 6074030, 10325851, 12148060, 20651702, 41303404, 51629255, 103258510, 206517020]

約数ペア:

[(1, 206517020), (2, 103258510), (4, 51629255), (5, 41303404), (10, 20651702), (17, 12148060), (20, 10325851), (34, 6074030), (68, 3037015), (85, 2429612), (170, 1214806), (173, 1193740), (340, 607403), (346, 596870), (692, 298435), (865, 238748), (1730, 119374), (2941, 70220), (3460, 59687), (3511, 58820), (5882, 35110), (7022, 29410), (11764, 17555), (14044, 14705)]