7861070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 16793568

約数和(自身を除く): 8932498

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 263, 305, 427, 490, 526, 610, 854, 1315, 1841, 2135, 2630, 2989, 3682, 4270, 5978, 9205, 12887, 14945, 16043, 18410, 25774, 29890, 32086, 64435, 80215, 112301, 128870, 160430, 224602, 561505, 786107, 1123010, 1572214, 3930535, 7861070]

約数ペア:

[(1, 7861070), (2, 3930535), (5, 1572214), (7, 1123010), (10, 786107), (14, 561505), (35, 224602), (49, 160430), (61, 128870), (70, 112301), (98, 80215), (122, 64435), (245, 32086), (263, 29890), (305, 25774), (427, 18410), (490, 16043), (526, 14945), (610, 12887), (854, 9205), (1315, 5978), (1841, 4270), (2135, 3682), (2630, 2989)]