17088940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 39463200

約数和(自身を除く): 22374260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 449, 692, 865, 898, 1730, 1796, 1903, 2245, 3460, 3806, 4490, 4939, 7612, 8980, 9515, 9878, 19030, 19756, 24695, 38060, 49390, 77677, 98780, 155354, 310708, 388385, 776770, 854447, 1553540, 1708894, 3417788, 4272235, 8544470, 17088940]

約数ペア:

[(1, 17088940), (2, 8544470), (4, 4272235), (5, 3417788), (10, 1708894), (11, 1553540), (20, 854447), (22, 776770), (44, 388385), (55, 310708), (110, 155354), (173, 98780), (220, 77677), (346, 49390), (449, 38060), (692, 24695), (865, 19756), (898, 19030), (1730, 9878), (1796, 9515), (1903, 8980), (2245, 7612), (3460, 4939), (3806, 4490)]