2036720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3637}}^1$

素因数の和:3657

約数の個数: 40

約数和(自身を含む): 5413344

約数和(自身を除く): 3376624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3637, 7274, 14548, 18185, 25459, 29096, 36370, 50918, 58192, 72740, 101836, 127295, 145480, 203672, 254590, 290960, 407344, 509180, 1018360, 2036720]

約数ペア:

[(1, 2036720), (2, 1018360), (4, 509180), (5, 407344), (7, 290960), (8, 254590), (10, 203672), (14, 145480), (16, 127295), (20, 101836), (28, 72740), (35, 58192), (40, 50918), (56, 36370), (70, 29096), (80, 25459), (112, 18185), (140, 14548), (280, 7274), (560, 3637)]