6974660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{647}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 18615744

約数和(自身を除く): 11641084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 647, 770, 980, 1078, 1294, 1540, 2156, 2588, 2695, 3235, 4529, 5390, 6470, 7117, 9058, 10780, 12940, 14234, 18116, 22645, 28468, 31703, 35585, 45290, 49819, 63406, 71170, 90580, 99638, 126812, 142340, 158515, 199276, 249095, 317030, 348733, 498190, 634060, 697466, 996380, 1394932, 1743665, 3487330, 6974660]

約数ペア:

[(1, 6974660), (2, 3487330), (4, 1743665), (5, 1394932), (7, 996380), (10, 697466), (11, 634060), (14, 498190), (20, 348733), (22, 317030), (28, 249095), (35, 199276), (44, 158515), (49, 142340), (55, 126812), (70, 99638), (77, 90580), (98, 71170), (110, 63406), (140, 49819), (154, 45290), (196, 35585), (220, 31703), (245, 28468), (308, 22645), (385, 18116), (490, 14234), (539, 12940), (647, 10780), (770, 9058), (980, 7117), (1078, 6470), (1294, 5390), (1540, 4529), (2156, 3235), (2588, 2695)]