8147230

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1279}}^1$

素因数の和:1313

約数の個数: 48

約数和(自身を含む): 18385920

約数和(自身を除く): 10238690

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 1279, 2558, 3185, 6370, 6395, 8953, 12790, 16627, 17906, 33254, 44765, 62671, 83135, 89530, 116389, 125342, 166270, 232778, 313355, 581945, 626710, 814723, 1163890, 1629446, 4073615, 8147230]

約数ペア:

[(1, 8147230), (2, 4073615), (5, 1629446), (7, 1163890), (10, 814723), (13, 626710), (14, 581945), (26, 313355), (35, 232778), (49, 166270), (65, 125342), (70, 116389), (91, 89530), (98, 83135), (130, 62671), (182, 44765), (245, 33254), (455, 17906), (490, 16627), (637, 12790), (910, 8953), (1274, 6395), (1279, 6370), (2558, 3185)]