390971570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{5297}}^1$

素因数の和:5387

約数の個数: 48

約数和(自身を含む): 786371544

約数和(自身を除く): 395399974

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 121, 122, 242, 305, 605, 610, 671, 1210, 1342, 3355, 5297, 6710, 7381, 10594, 14762, 26485, 36905, 52970, 58267, 73810, 116534, 291335, 323117, 582670, 640937, 646234, 1281874, 1615585, 3204685, 3231170, 3554287, 6409370, 7108574, 17771435, 35542870, 39097157, 78194314, 195485785, 390971570]

約数ペア:

[(1, 390971570), (2, 195485785), (5, 78194314), (10, 39097157), (11, 35542870), (22, 17771435), (55, 7108574), (61, 6409370), (110, 3554287), (121, 3231170), (122, 3204685), (242, 1615585), (305, 1281874), (605, 646234), (610, 640937), (671, 582670), (1210, 323117), (1342, 291335), (3355, 116534), (5297, 73810), (6710, 58267), (7381, 52970), (10594, 36905), (14762, 26485)]