39049040

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3109}}^1$

素因数の和:3279

約数の個数: 40

約数和(自身を含む): 91396680

約数和(自身を除く): 52347640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3109, 3140, 6218, 6280, 12436, 12560, 15545, 24872, 31090, 49744, 62180, 124360, 248720, 488113, 976226, 1952452, 2440565, 3904904, 4881130, 7809808, 9762260, 19524520, 39049040]

約数ペア:

[(1, 39049040), (2, 19524520), (4, 9762260), (5, 7809808), (8, 4881130), (10, 3904904), (16, 2440565), (20, 1952452), (40, 976226), (80, 488113), (157, 248720), (314, 124360), (628, 62180), (785, 49744), (1256, 31090), (1570, 24872), (2512, 15545), (3109, 12560), (3140, 12436), (6218, 6280)]