7249145740

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1259}}^1\times {\mathrm{1291}}^1$

素因数の和:2782

約数の個数: 48

約数和(自身を含む): 15315471360

約数和(自身を除く): 8066325620

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 1259, 1291, 2230, 2518, 2582, 4460, 5036, 5164, 6295, 6455, 12590, 12910, 25180, 25820, 280757, 287893, 561514, 575786, 1123028, 1151572, 1403785, 1439465, 1625369, 2807570, 2878930, 3250738, 5615140, 5757860, 6501476, 8126845, 16253690, 32507380, 362457287, 724914574, 1449829148, 1812286435, 3624572870, 7249145740]

約数ペア:

[(1, 7249145740), (2, 3624572870), (4, 1812286435), (5, 1449829148), (10, 724914574), (20, 362457287), (223, 32507380), (446, 16253690), (892, 8126845), (1115, 6501476), (1259, 5757860), (1291, 5615140), (2230, 3250738), (2518, 2878930), (2582, 2807570), (4460, 1625369), (5036, 1439465), (5164, 1403785), (6295, 1151572), (6455, 1123028), (12590, 575786), (12910, 561514), (25180, 287893), (25820, 280757)]