1918882630

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{11903}}^1$

素因数の和:11978

約数の個数: 64

約数和(自身を含む): 4114022400

約数和(自身を除く): 2195139770

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 235, 245, 329, 343, 470, 490, 658, 686, 1645, 1715, 2303, 3290, 3430, 4606, 11515, 11903, 16121, 23030, 23806, 32242, 59515, 80605, 83321, 119030, 161210, 166642, 416605, 559441, 583247, 833210, 1118882, 1166494, 2797205, 2916235, 3916087, 4082729, 5594410, 5832470, 7832174, 8165458, 19580435, 20413645, 27412609, 39160870, 40827290, 54825218, 137063045, 191888263, 274126090, 383776526, 959441315, 1918882630]

約数ペア:

[(1, 1918882630), (2, 959441315), (5, 383776526), (7, 274126090), (10, 191888263), (14, 137063045), (35, 54825218), (47, 40827290), (49, 39160870), (70, 27412609), (94, 20413645), (98, 19580435), (235, 8165458), (245, 7832174), (329, 5832470), (343, 5594410), (470, 4082729), (490, 3916087), (658, 2916235), (686, 2797205), (1645, 1166494), (1715, 1118882), (2303, 833210), (3290, 583247), (3430, 559441), (4606, 416605), (11515, 166642), (11903, 161210), (16121, 119030), (23030, 83321), (23806, 80605), (32242, 59515)]