11490680

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2789}}^1$

素因数の和:2903

約数の個数: 32

約数和(自身を含む): 26114400

約数和(自身を除く): 14623720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2789, 4120, 5578, 11156, 13945, 22312, 27890, 55780, 111560, 287267, 574534, 1149068, 1436335, 2298136, 2872670, 5745340, 11490680]

約数ペア:

[(1, 11490680), (2, 5745340), (4, 2872670), (5, 2298136), (8, 1436335), (10, 1149068), (20, 574534), (40, 287267), (103, 111560), (206, 55780), (412, 27890), (515, 22312), (824, 13945), (1030, 11156), (2060, 5578), (2789, 4120)]