797018320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{203321}}^1$

素因数の和:203348

約数の個数: 60

約数和(自身を含む): 2155619844

約数和(自身を除く): 1358601524

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 203321, 406642, 813284, 1016605, 1423247, 1626568, 2033210, 2846494, 3253136, 4066420, 5692988, 7116235, 8132840, 9962729, 11385976, 14232470, 16265680, 19925458, 22771952, 28464940, 39850916, 49813645, 56929880, 79701832, 99627290, 113859760, 159403664, 199254580, 398509160, 797018320]

約数ペア:

[(1, 797018320), (2, 398509160), (4, 199254580), (5, 159403664), (7, 113859760), (8, 99627290), (10, 79701832), (14, 56929880), (16, 49813645), (20, 39850916), (28, 28464940), (35, 22771952), (40, 19925458), (49, 16265680), (56, 14232470), (70, 11385976), (80, 9962729), (98, 8132840), (112, 7116235), (140, 5692988), (196, 4066420), (245, 3253136), (280, 2846494), (392, 2033210), (490, 1626568), (560, 1423247), (784, 1016605), (980, 813284), (1960, 406642), (3920, 203321)]