19075840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{2129}}^1$

素因数の和:2157

約数の個数: 72

約数和(自身を含む): 52244640

約数和(自身を除く): 33168800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2129, 2240, 4258, 4480, 8516, 8960, 10645, 14903, 17032, 21290, 29806, 34064, 42580, 59612, 68128, 74515, 85160, 119224, 136256, 149030, 170320, 238448, 272512, 298060, 340640, 476896, 545024, 596120, 681280, 953792, 1192240, 1362560, 1907584, 2384480, 2725120, 3815168, 4768960, 9537920, 19075840]

約数ペア:

[(1, 19075840), (2, 9537920), (4, 4768960), (5, 3815168), (7, 2725120), (8, 2384480), (10, 1907584), (14, 1362560), (16, 1192240), (20, 953792), (28, 681280), (32, 596120), (35, 545024), (40, 476896), (56, 340640), (64, 298060), (70, 272512), (80, 238448), (112, 170320), (128, 149030), (140, 136256), (160, 119224), (224, 85160), (256, 74515), (280, 68128), (320, 59612), (448, 42580), (560, 34064), (640, 29806), (896, 21290), (1120, 17032), (1280, 14903), (1792, 10645), (2129, 8960), (2240, 8516), (4258, 4480)]