214934320

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20509}}^1$

素因数の和:20653

約数の個数: 40

約数和(自身を含む): 503561520

約数和(自身を除く): 288627200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 20509, 41018, 82036, 102545, 164072, 205090, 328144, 410180, 820360, 1640720, 2686679, 5373358, 10746716, 13433395, 21493432, 26866790, 42986864, 53733580, 107467160, 214934320]

約数ペア:

[(1, 214934320), (2, 107467160), (4, 53733580), (5, 42986864), (8, 26866790), (10, 21493432), (16, 13433395), (20, 10746716), (40, 5373358), (80, 2686679), (131, 1640720), (262, 820360), (524, 410180), (655, 328144), (1048, 205090), (1310, 164072), (2096, 102545), (2620, 82036), (5240, 41018), (10480, 20509)]