20883170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:795

約数の個数: 64

約数和(自身を含む): 48197376

約数和(自身を除く): 27314206

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 733, 770, 814, 1295, 1466, 2035, 2590, 2849, 3665, 4070, 5131, 5698, 7330, 8063, 10262, 14245, 16126, 25655, 27121, 28490, 40315, 51310, 54242, 56441, 80630, 112882, 135605, 189847, 271210, 282205, 298331, 379694, 564410, 596662, 949235, 1491655, 1898470, 2088317, 2983310, 4176634, 10441585, 20883170]

約数ペア:

[(1, 20883170), (2, 10441585), (5, 4176634), (7, 2983310), (10, 2088317), (11, 1898470), (14, 1491655), (22, 949235), (35, 596662), (37, 564410), (55, 379694), (70, 298331), (74, 282205), (77, 271210), (110, 189847), (154, 135605), (185, 112882), (259, 80630), (370, 56441), (385, 54242), (407, 51310), (518, 40315), (733, 28490), (770, 27121), (814, 25655), (1295, 16126), (1466, 14245), (2035, 10262), (2590, 8063), (2849, 7330), (3665, 5698), (4070, 5131)]