2735860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 6123600

約数和(自身を除く): 3387740

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 89, 106, 116, 145, 178, 212, 265, 290, 356, 445, 530, 580, 890, 1060, 1537, 1780, 2581, 3074, 4717, 5162, 6148, 7685, 9434, 10324, 12905, 15370, 18868, 23585, 25810, 30740, 47170, 51620, 94340, 136793, 273586, 547172, 683965, 1367930, 2735860]

約数ペア:

[(1, 2735860), (2, 1367930), (4, 683965), (5, 547172), (10, 273586), (20, 136793), (29, 94340), (53, 51620), (58, 47170), (89, 30740), (106, 25810), (116, 23585), (145, 18868), (178, 15370), (212, 12905), (265, 10324), (290, 9434), (356, 7685), (445, 6148), (530, 5162), (580, 4717), (890, 3074), (1060, 2581), (1537, 1780)]