207974060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{31607}}^1$

素因数の和:31670

約数の個数: 48

約数和(自身を含む): 509773824

約数和(自身を除く): 301799764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 31607, 63214, 126428, 158035, 221249, 316070, 442498, 632140, 884996, 1106245, 1485529, 2212490, 2971058, 4424980, 5942116, 7427645, 10398703, 14855290, 20797406, 29710580, 41594812, 51993515, 103987030, 207974060]

約数ペア:

[(1, 207974060), (2, 103987030), (4, 51993515), (5, 41594812), (7, 29710580), (10, 20797406), (14, 14855290), (20, 10398703), (28, 7427645), (35, 5942116), (47, 4424980), (70, 2971058), (94, 2212490), (140, 1485529), (188, 1106245), (235, 884996), (329, 632140), (470, 442498), (658, 316070), (940, 221249), (1316, 158035), (1645, 126428), (3290, 63214), (6580, 31607)]