8697520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8363}}^1$

素因数の和:8389

約数の個数: 40

約数和(自身を含む): 21779856

約数和(自身を除く): 13082336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8363, 16726, 33452, 41815, 66904, 83630, 108719, 133808, 167260, 217438, 334520, 434876, 543595, 669040, 869752, 1087190, 1739504, 2174380, 4348760, 8697520]

約数ペア:

[(1, 8697520), (2, 4348760), (4, 2174380), (5, 1739504), (8, 1087190), (10, 869752), (13, 669040), (16, 543595), (20, 434876), (26, 334520), (40, 217438), (52, 167260), (65, 133808), (80, 108719), (104, 83630), (130, 66904), (208, 41815), (260, 33452), (520, 16726), (1040, 8363)]