28563230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{419}}^1$

素因数の和:844

約数の個数: 32

約数和(自身を含む): 54704160

約数和(自身を除く): 26140930

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 401, 419, 802, 838, 2005, 2095, 4010, 4190, 6817, 7123, 13634, 14246, 34085, 35615, 68170, 71230, 168019, 336038, 840095, 1680190, 2856323, 5712646, 14281615, 28563230]

約数ペア:

[(1, 28563230), (2, 14281615), (5, 5712646), (10, 2856323), (17, 1680190), (34, 840095), (85, 336038), (170, 168019), (401, 71230), (419, 68170), (802, 35615), (838, 34085), (2005, 14246), (2095, 13634), (4010, 7123), (4190, 6817)]