13244980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1063}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 32175360

約数和(自身を除く): 18930380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1063, 1246, 1780, 2126, 2492, 3115, 4252, 5315, 6230, 7441, 10630, 12460, 14882, 21260, 29764, 37205, 74410, 94607, 148820, 189214, 378428, 473035, 662249, 946070, 1324498, 1892140, 2648996, 3311245, 6622490, 13244980]

約数ペア:

[(1, 13244980), (2, 6622490), (4, 3311245), (5, 2648996), (7, 1892140), (10, 1324498), (14, 946070), (20, 662249), (28, 473035), (35, 378428), (70, 189214), (89, 148820), (140, 94607), (178, 74410), (356, 37205), (445, 29764), (623, 21260), (890, 14882), (1063, 12460), (1246, 10630), (1780, 7441), (2126, 6230), (2492, 5315), (3115, 4252)]