8318240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{1061}}^1$

素因数の和:1090

約数の個数: 72

約数和(自身を含む): 22881852

約数和(自身を除く): 14563612

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1061, 1120, 1568, 1960, 2122, 3920, 4244, 5305, 7427, 7840, 8488, 10610, 14854, 16976, 21220, 29708, 33952, 37135, 42440, 51989, 59416, 74270, 84880, 103978, 118832, 148540, 169760, 207956, 237664, 259945, 297080, 415912, 519890, 594160, 831824, 1039780, 1188320, 1663648, 2079560, 4159120, 8318240]

約数ペア:

[(1, 8318240), (2, 4159120), (4, 2079560), (5, 1663648), (7, 1188320), (8, 1039780), (10, 831824), (14, 594160), (16, 519890), (20, 415912), (28, 297080), (32, 259945), (35, 237664), (40, 207956), (49, 169760), (56, 148540), (70, 118832), (80, 103978), (98, 84880), (112, 74270), (140, 59416), (160, 51989), (196, 42440), (224, 37135), (245, 33952), (280, 29708), (392, 21220), (490, 16976), (560, 14854), (784, 10610), (980, 8488), (1061, 7840), (1120, 7427), (1568, 5305), (1960, 4244), (2122, 3920)]