173812870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{20521}}^1$

素因数の和:20557

約数の個数: 48

約数和(自身を含む): 393037344

約数和(自身を除く): 219224474

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 20521, 41042, 102605, 143647, 205210, 225731, 287294, 451462, 718235, 1128655, 1436470, 1580117, 2257310, 2483041, 3160234, 4966082, 7900585, 12415205, 15801170, 17381287, 24830410, 34762574, 86906435, 173812870]

約数ペア:

[(1, 173812870), (2, 86906435), (5, 34762574), (7, 24830410), (10, 17381287), (11, 15801170), (14, 12415205), (22, 7900585), (35, 4966082), (55, 3160234), (70, 2483041), (77, 2257310), (110, 1580117), (121, 1436470), (154, 1128655), (242, 718235), (385, 451462), (605, 287294), (770, 225731), (847, 205210), (1210, 143647), (1694, 102605), (4235, 41042), (8470, 20521)]