868831480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{7867}}^1$

素因数の和:8140

約数の個数: 64

約数和(自身を含む): 2141354880

約数和(自身を除く): 1272523400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 251, 440, 502, 1004, 1255, 2008, 2510, 2761, 5020, 5522, 7867, 10040, 11044, 13805, 15734, 22088, 27610, 31468, 39335, 55220, 62936, 78670, 86537, 110440, 157340, 173074, 314680, 346148, 432685, 692296, 865370, 1730740, 1974617, 3461480, 3949234, 7898468, 9873085, 15796936, 19746170, 21720787, 39492340, 43441574, 78984680, 86883148, 108603935, 173766296, 217207870, 434415740, 868831480]

約数ペア:

[(1, 868831480), (2, 434415740), (4, 217207870), (5, 173766296), (8, 108603935), (10, 86883148), (11, 78984680), (20, 43441574), (22, 39492340), (40, 21720787), (44, 19746170), (55, 15796936), (88, 9873085), (110, 7898468), (220, 3949234), (251, 3461480), (440, 1974617), (502, 1730740), (1004, 865370), (1255, 692296), (2008, 432685), (2510, 346148), (2761, 314680), (5020, 173074), (5522, 157340), (7867, 110440), (10040, 86537), (11044, 78670), (13805, 62936), (15734, 55220), (22088, 39335), (27610, 31468)]