12289760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{10973}}^1$

素因数の和:10995

約数の個数: 48

約数和(自身を含む): 33185376

約数和(自身を除く): 20895616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 10973, 21946, 43892, 54865, 76811, 87784, 109730, 153622, 175568, 219460, 307244, 351136, 384055, 438920, 614488, 768110, 877840, 1228976, 1536220, 1755680, 2457952, 3072440, 6144880, 12289760]

約数ペア:

[(1, 12289760), (2, 6144880), (4, 3072440), (5, 2457952), (7, 1755680), (8, 1536220), (10, 1228976), (14, 877840), (16, 768110), (20, 614488), (28, 438920), (32, 384055), (35, 351136), (40, 307244), (56, 219460), (70, 175568), (80, 153622), (112, 109730), (140, 87784), (160, 76811), (224, 54865), (280, 43892), (560, 21946), (1120, 10973)]