86391440

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2693}}^1$

素因数の和:3107

約数の個数: 40

約数和(自身を含む): 201435768

約数和(自身を除く): 115044328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 2005, 2693, 3208, 4010, 5386, 6416, 8020, 10772, 13465, 16040, 21544, 26930, 32080, 43088, 53860, 107720, 215440, 1079893, 2159786, 4319572, 5399465, 8639144, 10798930, 17278288, 21597860, 43195720, 86391440]

約数ペア:

[(1, 86391440), (2, 43195720), (4, 21597860), (5, 17278288), (8, 10798930), (10, 8639144), (16, 5399465), (20, 4319572), (40, 2159786), (80, 1079893), (401, 215440), (802, 107720), (1604, 53860), (2005, 43088), (2693, 32080), (3208, 26930), (4010, 21544), (5386, 16040), (6416, 13465), (8020, 10772)]