31452260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{829}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 75855360

約数和(自身を除く): 44403100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 829, 1084, 1355, 1658, 1897, 2710, 3316, 3794, 4145, 5420, 5803, 7588, 8290, 9485, 11606, 16580, 18970, 23212, 29015, 37940, 58030, 116060, 224659, 449318, 898636, 1123295, 1572613, 2246590, 3145226, 4493180, 6290452, 7863065, 15726130, 31452260]

約数ペア:

[(1, 31452260), (2, 15726130), (4, 7863065), (5, 6290452), (7, 4493180), (10, 3145226), (14, 2246590), (20, 1572613), (28, 1123295), (35, 898636), (70, 449318), (140, 224659), (271, 116060), (542, 58030), (829, 37940), (1084, 29015), (1355, 23212), (1658, 18970), (1897, 16580), (2710, 11606), (3316, 9485), (3794, 8290), (4145, 7588), (5420, 5803)]