42189040

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3359}}^1$

素因数の和:3529

約数の個数: 40

約数和(自身を含む): 98743680

約数和(自身を除く): 56554640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 3359, 6280, 6718, 12560, 13436, 16795, 26872, 33590, 53744, 67180, 134360, 268720, 527363, 1054726, 2109452, 2636815, 4218904, 5273630, 8437808, 10547260, 21094520, 42189040]

約数ペア:

[(1, 42189040), (2, 21094520), (4, 10547260), (5, 8437808), (8, 5273630), (10, 4218904), (16, 2636815), (20, 2109452), (40, 1054726), (80, 527363), (157, 268720), (314, 134360), (628, 67180), (785, 53744), (1256, 33590), (1570, 26872), (2512, 16795), (3140, 13436), (3359, 12560), (6280, 6718)]