8784230

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 19958400

約数和(自身を除く): 11174170

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 197, 245, 343, 394, 455, 490, 637, 686, 910, 985, 1274, 1379, 1715, 1970, 2561, 2758, 3185, 3430, 4459, 5122, 6370, 6895, 8918, 9653, 12805, 13790, 17927, 19306, 22295, 25610, 35854, 44590, 48265, 67571, 89635, 96530, 125489, 135142, 179270, 250978, 337855, 627445, 675710, 878423, 1254890, 1756846, 4392115, 8784230]

約数ペア:

[(1, 8784230), (2, 4392115), (5, 1756846), (7, 1254890), (10, 878423), (13, 675710), (14, 627445), (26, 337855), (35, 250978), (49, 179270), (65, 135142), (70, 125489), (91, 96530), (98, 89635), (130, 67571), (182, 48265), (197, 44590), (245, 35854), (343, 25610), (394, 22295), (455, 19306), (490, 17927), (637, 13790), (686, 12805), (910, 9653), (985, 8918), (1274, 6895), (1379, 6370), (1715, 5122), (1970, 4459), (2561, 3430), (2758, 3185)]