13245160

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2417}}^1$

素因数の和:2565

約数の個数: 32

約数和(自身を含む): 30031560

約数和(自身を除く): 16786400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2417, 2740, 4834, 5480, 9668, 12085, 19336, 24170, 48340, 96680, 331129, 662258, 1324516, 1655645, 2649032, 3311290, 6622580, 13245160]

約数ペア:

[(1, 13245160), (2, 6622580), (4, 3311290), (5, 2649032), (8, 1655645), (10, 1324516), (20, 662258), (40, 331129), (137, 96680), (274, 48340), (548, 24170), (685, 19336), (1096, 12085), (1370, 9668), (2417, 5480), (2740, 4834)]