40206040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143593}}^1$

素因数の和:143611

約数の個数: 32

約数和(自身を含む): 103387680

約数和(自身を除く): 63181640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143593, 287186, 574372, 717965, 1005151, 1148744, 1435930, 2010302, 2871860, 4020604, 5025755, 5743720, 8041208, 10051510, 20103020, 40206040]

約数ペア:

[(1, 40206040), (2, 20103020), (4, 10051510), (5, 8041208), (7, 5743720), (8, 5025755), (10, 4020604), (14, 2871860), (20, 2010302), (28, 1435930), (35, 1148744), (40, 1005151), (56, 717965), (70, 574372), (140, 287186), (280, 143593)]