8020810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{16369}}^1$

素因数の和:16390

約数の個数: 24

約数和(自身を含む): 16795620

約数和(自身を除く): 8774810

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 16369, 32738, 81845, 114583, 163690, 229166, 572915, 802081, 1145830, 1604162, 4010405, 8020810]

約数ペア:

[(1, 8020810), (2, 4010405), (5, 1604162), (7, 1145830), (10, 802081), (14, 572915), (35, 229166), (49, 163690), (70, 114583), (98, 81845), (245, 32738), (490, 16369)]