28006720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12503}}^1$

素因数の和:12527

約数の個数: 56

約数和(自身を含む): 76224384

約数和(自身を除く): 48217664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12503, 25006, 50012, 62515, 87521, 100024, 125030, 175042, 200048, 250060, 350084, 400096, 437605, 500120, 700168, 800192, 875210, 1000240, 1400336, 1750420, 2000480, 2800672, 3500840, 4000960, 5601344, 7001680, 14003360, 28006720]

約数ペア:

[(1, 28006720), (2, 14003360), (4, 7001680), (5, 5601344), (7, 4000960), (8, 3500840), (10, 2800672), (14, 2000480), (16, 1750420), (20, 1400336), (28, 1000240), (32, 875210), (35, 800192), (40, 700168), (56, 500120), (64, 437605), (70, 400096), (80, 350084), (112, 250060), (140, 200048), (160, 175042), (224, 125030), (280, 100024), (320, 87521), (448, 62515), (560, 50012), (1120, 25006), (2240, 12503)]