40139514

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:755

約数の個数: 48

約数和(自身を含む): 92114880

約数和(自身を除く): 51975366

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 241, 342, 482, 487, 723, 974, 1446, 1461, 2169, 2922, 4338, 4383, 4579, 8766, 9158, 9253, 13737, 18506, 27474, 27759, 41211, 55518, 82422, 83277, 117367, 166554, 234734, 352101, 704202, 1056303, 2112606, 2229973, 4459946, 6689919, 13379838, 20069757, 40139514]

約数ペア:

[(1, 40139514), (2, 20069757), (3, 13379838), (6, 6689919), (9, 4459946), (18, 2229973), (19, 2112606), (38, 1056303), (57, 704202), (114, 352101), (171, 234734), (241, 166554), (342, 117367), (482, 83277), (487, 82422), (723, 55518), (974, 41211), (1446, 27759), (1461, 27474), (2169, 18506), (2922, 13737), (4338, 9253), (4383, 9158), (4579, 8766)]