19195920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8887}}^1$

素因数の和:8909

約数の個数: 80

約数和(自身を含む): 66126720

約数和(自身を除く): 46930800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 8887, 17774, 26661, 35548, 44435, 53322, 71096, 79983, 88870, 106644, 133305, 142192, 159966, 177740, 213288, 239949, 266610, 319932, 355480, 399915, 426576, 479898, 533220, 639864, 710960, 799830, 959796, 1066440, 1199745, 1279728, 1599660, 1919592, 2132880, 2399490, 3199320, 3839184, 4798980, 6398640, 9597960, 19195920]

約数ペア:

[(1, 19195920), (2, 9597960), (3, 6398640), (4, 4798980), (5, 3839184), (6, 3199320), (8, 2399490), (9, 2132880), (10, 1919592), (12, 1599660), (15, 1279728), (16, 1199745), (18, 1066440), (20, 959796), (24, 799830), (27, 710960), (30, 639864), (36, 533220), (40, 479898), (45, 426576), (48, 399915), (54, 355480), (60, 319932), (72, 266610), (80, 239949), (90, 213288), (108, 177740), (120, 159966), (135, 142192), (144, 133305), (180, 106644), (216, 88870), (240, 79983), (270, 71096), (360, 53322), (432, 44435), (540, 35548), (720, 26661), (1080, 17774), (2160, 8887)]