28174510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4423}}^1$

素因数の和:4457

約数の個数: 48

約数和(自身を含む): 63546336

約数和(自身を除く): 35371826

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, 3185, 4423, 6370, 8846, 22115, 30961, 44230, 57499, 61922, 114998, 154805, 216727, 287495, 309610, 402493, 433454, 574990, 804986, 1083635, 2012465, 2167270, 2817451, 4024930, 5634902, 14087255, 28174510]

約数ペア:

[(1, 28174510), (2, 14087255), (5, 5634902), (7, 4024930), (10, 2817451), (13, 2167270), (14, 2012465), (26, 1083635), (35, 804986), (49, 574990), (65, 433454), (70, 402493), (91, 309610), (98, 287495), (130, 216727), (182, 154805), (245, 114998), (455, 61922), (490, 57499), (637, 44230), (910, 30961), (1274, 22115), (3185, 8846), (4423, 6370)]