8973440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{2003}}^1$

素因数の和:2029

約数の個数: 64

約数和(自身を含む): 24528960

約数和(自身を除く): 15555520

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, 280, 320, 448, 560, 640, 896, 1120, 2003, 2240, 4006, 4480, 8012, 10015, 14021, 16024, 20030, 28042, 32048, 40060, 56084, 64096, 70105, 80120, 112168, 128192, 140210, 160240, 224336, 256384, 280420, 320480, 448672, 560840, 640960, 897344, 1121680, 1281920, 1794688, 2243360, 4486720, 8973440]

約数ペア:

[(1, 8973440), (2, 4486720), (4, 2243360), (5, 1794688), (7, 1281920), (8, 1121680), (10, 897344), (14, 640960), (16, 560840), (20, 448672), (28, 320480), (32, 280420), (35, 256384), (40, 224336), (56, 160240), (64, 140210), (70, 128192), (80, 112168), (112, 80120), (128, 70105), (140, 64096), (160, 56084), (224, 40060), (280, 32048), (320, 28042), (448, 20030), (560, 16024), (640, 14021), (896, 10015), (1120, 8012), (2003, 4480), (2240, 4006)]