7968680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2729}}^1$

素因数の和:2813

約数の個数: 32

約数和(自身を含む): 18181800

約数和(自身を除く): 10213120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2729, 2920, 5458, 10916, 13645, 21832, 27290, 54580, 109160, 199217, 398434, 796868, 996085, 1593736, 1992170, 3984340, 7968680]

約数ペア:

[(1, 7968680), (2, 3984340), (4, 1992170), (5, 1593736), (8, 996085), (10, 796868), (20, 398434), (40, 199217), (73, 109160), (146, 54580), (292, 27290), (365, 21832), (584, 13645), (730, 10916), (1460, 5458), (2729, 2920)]