4295140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 9676800

約数和(自身を除く): 5381660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 127, 178, 190, 254, 356, 380, 445, 508, 635, 890, 1270, 1691, 1780, 2413, 2540, 3382, 4826, 6764, 8455, 9652, 11303, 12065, 16910, 22606, 24130, 33820, 45212, 48260, 56515, 113030, 214757, 226060, 429514, 859028, 1073785, 2147570, 4295140]

約数ペア:

[(1, 4295140), (2, 2147570), (4, 1073785), (5, 859028), (10, 429514), (19, 226060), (20, 214757), (38, 113030), (76, 56515), (89, 48260), (95, 45212), (127, 33820), (178, 24130), (190, 22606), (254, 16910), (356, 12065), (380, 11303), (445, 9652), (508, 8455), (635, 6764), (890, 4826), (1270, 3382), (1691, 2540), (1780, 2413)]