27155580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{907}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 76272000

約数和(自身を除く): 49116420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 907, 998, 1497, 1814, 1996, 2495, 2721, 2994, 3628, 4535, 4990, 5442, 5988, 7485, 9070, 9980, 10884, 13605, 14970, 18140, 27210, 29940, 54420, 452593, 905186, 1357779, 1810372, 2262965, 2715558, 4525930, 5431116, 6788895, 9051860, 13577790, 27155580]

約数ペア:

[(1, 27155580), (2, 13577790), (3, 9051860), (4, 6788895), (5, 5431116), (6, 4525930), (10, 2715558), (12, 2262965), (15, 1810372), (20, 1357779), (30, 905186), (60, 452593), (499, 54420), (907, 29940), (998, 27210), (1497, 18140), (1814, 14970), (1996, 13605), (2495, 10884), (2721, 9980), (2994, 9070), (3628, 7485), (4535, 5988), (4990, 5442)]