27829760

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1553}}^1$

素因数の和:1583

約数の個数: 80

約数和(自身を含む): 76307616

約数和(自身を除く): 48477856

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, 512, 560, 640, 896, 1120, 1280, 1553, 1792, 2240, 2560, 3106, 3584, 4480, 6212, 7765, 8960, 10871, 12424, 15530, 17920, 21742, 24848, 31060, 43484, 49696, 54355, 62120, 86968, 99392, 108710, 124240, 173936, 198784, 217420, 248480, 347872, 397568, 434840, 496960, 695744, 795136, 869680, 993920, 1391488, 1739360, 1987840, 2782976, 3478720, 3975680, 5565952, 6957440, 13914880, 27829760]

約数ペア:

[(1, 27829760), (2, 13914880), (4, 6957440), (5, 5565952), (7, 3975680), (8, 3478720), (10, 2782976), (14, 1987840), (16, 1739360), (20, 1391488), (28, 993920), (32, 869680), (35, 795136), (40, 695744), (56, 496960), (64, 434840), (70, 397568), (80, 347872), (112, 248480), (128, 217420), (140, 198784), (160, 173936), (224, 124240), (256, 108710), (280, 99392), (320, 86968), (448, 62120), (512, 54355), (560, 49696), (640, 43484), (896, 31060), (1120, 24848), (1280, 21742), (1553, 17920), (1792, 15530), (2240, 12424), (2560, 10871), (3106, 8960), (3584, 7765), (4480, 6212)]