16570480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4817}}^1$

素因数の和:4873

約数の個数: 40

約数和(自身を含む): 39430512

約数和(自身を除く): 22860032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4817, 9634, 19268, 24085, 38536, 48170, 77072, 96340, 192680, 207131, 385360, 414262, 828524, 1035655, 1657048, 2071310, 3314096, 4142620, 8285240, 16570480]

約数ペア:

[(1, 16570480), (2, 8285240), (4, 4142620), (5, 3314096), (8, 2071310), (10, 1657048), (16, 1035655), (20, 828524), (40, 414262), (43, 385360), (80, 207131), (86, 192680), (172, 96340), (215, 77072), (344, 48170), (430, 38536), (688, 24085), (860, 19268), (1720, 9634), (3440, 4817)]