5286940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13913}}^1$

素因数の和:13941

約数の個数: 24

約数和(自身を含む): 11687760

約数和(自身を除く): 6400820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 13913, 27826, 55652, 69565, 139130, 264347, 278260, 528694, 1057388, 1321735, 2643470, 5286940]

約数ペア:

[(1, 5286940), (2, 2643470), (4, 1321735), (5, 1057388), (10, 528694), (19, 278260), (20, 264347), (38, 139130), (76, 69565), (95, 55652), (190, 27826), (380, 13913)]