1361920

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{19}}^1$

素因数の和:53

約数の個数: 96

約数和(自身を含む): 3931200

約数和(自身を除く): 2569280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 512, 532, 560, 608, 640, 665, 760, 896, 1024, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 2048, 2128, 2240, 2432, 2560, 2660, 3040, 3584, 4256, 4480, 4864, 5120, 5320, 6080, 7168, 8512, 8960, 9728, 10240, 10640, 12160, 14336, 17024, 17920, 19456, 21280, 24320, 34048, 35840, 38912, 42560, 48640, 68096, 71680, 85120, 97280, 136192, 170240, 194560, 272384, 340480, 680960, 1361920]

約数ペア:

[(1, 1361920), (2, 680960), (4, 340480), (5, 272384), (7, 194560), (8, 170240), (10, 136192), (14, 97280), (16, 85120), (19, 71680), (20, 68096), (28, 48640), (32, 42560), (35, 38912), (38, 35840), (40, 34048), (56, 24320), (64, 21280), (70, 19456), (76, 17920), (80, 17024), (95, 14336), (112, 12160), (128, 10640), (133, 10240), (140, 9728), (152, 8960), (160, 8512), (190, 7168), (224, 6080), (256, 5320), (266, 5120), (280, 4864), (304, 4480), (320, 4256), (380, 3584), (448, 3040), (512, 2660), (532, 2560), (560, 2432), (608, 2240), (640, 2128), (665, 2048), (760, 1792), (896, 1520), (1024, 1330), (1064, 1280), (1120, 1216)]