2740474590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{277657}}^1$

素因数の和:277721

約数の個数: 64

約数和(自身を含む): 7676688384

約数和(自身を除く): 4936213794

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 94, 105, 141, 210, 235, 282, 329, 470, 658, 705, 987, 1410, 1645, 1974, 3290, 4935, 9870, 277657, 555314, 832971, 1388285, 1665942, 1943599, 2776570, 3887198, 4164855, 5830797, 8329710, 9717995, 11661594, 13049879, 19435990, 26099758, 29153985, 39149637, 58307970, 65249395, 78299274, 91349153, 130498790, 182698306, 195748185, 274047459, 391496370, 456745765, 548094918, 913491530, 1370237295, 2740474590]

約数ペア:

[(1, 2740474590), (2, 1370237295), (3, 913491530), (5, 548094918), (6, 456745765), (7, 391496370), (10, 274047459), (14, 195748185), (15, 182698306), (21, 130498790), (30, 91349153), (35, 78299274), (42, 65249395), (47, 58307970), (70, 39149637), (94, 29153985), (105, 26099758), (141, 19435990), (210, 13049879), (235, 11661594), (282, 9717995), (329, 8329710), (470, 5830797), (658, 4164855), (705, 3887198), (987, 2776570), (1410, 1943599), (1645, 1665942), (1974, 1388285), (3290, 832971), (4935, 555314), (9870, 277657)]