15711640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{56113}}^1$

素因数の和:56131

約数の個数: 32

約数和(自身を含む): 40402080

約数和(自身を除く): 24690440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 56113, 112226, 224452, 280565, 392791, 448904, 561130, 785582, 1122260, 1571164, 1963955, 2244520, 3142328, 3927910, 7855820, 15711640]

約数ペア:

[(1, 15711640), (2, 7855820), (4, 3927910), (5, 3142328), (7, 2244520), (8, 1963955), (10, 1571164), (14, 1122260), (20, 785582), (28, 561130), (35, 448904), (40, 392791), (56, 280565), (70, 224452), (140, 112226), (280, 56113)]