2176209980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{330731}}^1$

素因数の和:330794

約数の個数: 48

約数和(自身を含む): 5334045696

約数和(自身を除く): 3157835716

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, 330731, 661462, 1322924, 1653655, 2315117, 3307310, 4630234, 6614620, 9260468, 11575585, 15544357, 23151170, 31088714, 46302340, 62177428, 77721785, 108810499, 155443570, 217620998, 310887140, 435241996, 544052495, 1088104990, 2176209980]

約数ペア:

[(1, 2176209980), (2, 1088104990), (4, 544052495), (5, 435241996), (7, 310887140), (10, 217620998), (14, 155443570), (20, 108810499), (28, 77721785), (35, 62177428), (47, 46302340), (70, 31088714), (94, 23151170), (140, 15544357), (188, 11575585), (235, 9260468), (329, 6614620), (470, 4630234), (658, 3307310), (940, 2315117), (1316, 1653655), (1645, 1322924), (3290, 661462), (6580, 330731)]