31423280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{56113}}^1$

素因数の和:56133

約数の個数: 40

約数和(自身を含む): 83497632

約数和(自身を除く): 52074352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 56113, 112226, 224452, 280565, 392791, 448904, 561130, 785582, 897808, 1122260, 1571164, 1963955, 2244520, 3142328, 3927910, 4489040, 6284656, 7855820, 15711640, 31423280]

約数ペア:

[(1, 31423280), (2, 15711640), (4, 7855820), (5, 6284656), (7, 4489040), (8, 3927910), (10, 3142328), (14, 2244520), (16, 1963955), (20, 1571164), (28, 1122260), (35, 897808), (40, 785582), (56, 561130), (70, 448904), (80, 392791), (112, 280565), (140, 224452), (280, 112226), (560, 56113)]