387942310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{12979}}^1$

素因数の和:13061

約数の個数: 48

約数和(自身を含む): 825683760

約数和(自身を除く): 437741450

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 2135, 2989, 4270, 5978, 12979, 14945, 25958, 29890, 64895, 90853, 129790, 181706, 454265, 635971, 791719, 908530, 1271942, 1583438, 3179855, 3958595, 5542033, 6359710, 7917190, 11084066, 27710165, 38794231, 55420330, 77588462, 193971155, 387942310]

約数ペア:

[(1, 387942310), (2, 193971155), (5, 77588462), (7, 55420330), (10, 38794231), (14, 27710165), (35, 11084066), (49, 7917190), (61, 6359710), (70, 5542033), (98, 3958595), (122, 3179855), (245, 1583438), (305, 1271942), (427, 908530), (490, 791719), (610, 635971), (854, 454265), (2135, 181706), (2989, 129790), (4270, 90853), (5978, 64895), (12979, 29890), (14945, 25958)]