16506440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 40219200

約数和(自身を除く): 23712760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 587, 703, 740, 760, 1174, 1406, 1480, 2348, 2812, 2935, 3515, 4696, 5624, 5870, 7030, 11153, 11740, 14060, 21719, 22306, 23480, 28120, 43438, 44612, 55765, 86876, 89224, 108595, 111530, 173752, 217190, 223060, 412661, 434380, 446120, 825322, 868760, 1650644, 2063305, 3301288, 4126610, 8253220, 16506440]

約数ペア:

[(1, 16506440), (2, 8253220), (4, 4126610), (5, 3301288), (8, 2063305), (10, 1650644), (19, 868760), (20, 825322), (37, 446120), (38, 434380), (40, 412661), (74, 223060), (76, 217190), (95, 173752), (148, 111530), (152, 108595), (185, 89224), (190, 86876), (296, 55765), (370, 44612), (380, 43438), (587, 28120), (703, 23480), (740, 22306), (760, 21719), (1174, 14060), (1406, 11740), (1480, 11153), (2348, 7030), (2812, 5870), (2935, 5624), (3515, 4696)]