5559640

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1061}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 12616560

約数和(自身を除く): 7056920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1061, 1310, 2122, 2620, 4244, 5240, 5305, 8488, 10610, 21220, 42440, 138991, 277982, 555964, 694955, 1111928, 1389910, 2779820, 5559640]

約数ペア:

[(1, 5559640), (2, 2779820), (4, 1389910), (5, 1111928), (8, 694955), (10, 555964), (20, 277982), (40, 138991), (131, 42440), (262, 21220), (524, 10610), (655, 8488), (1048, 5305), (1061, 5240), (1310, 4244), (2122, 2620)]