28726040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{102593}}^1$

素因数の和:102611

約数の個数: 32

約数和(自身を含む): 73867680

約数和(自身を除く): 45141640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 102593, 205186, 410372, 512965, 718151, 820744, 1025930, 1436302, 2051860, 2872604, 3590755, 4103720, 5745208, 7181510, 14363020, 28726040]

約数ペア:

[(1, 28726040), (2, 14363020), (4, 7181510), (5, 5745208), (7, 4103720), (8, 3590755), (10, 2872604), (14, 2051860), (20, 1436302), (28, 1025930), (35, 820744), (40, 718151), (56, 512965), (70, 410372), (140, 205186), (280, 102593)]