18248440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{65173}}^1$

素因数の和:65191

約数の個数: 32

約数和(自身を含む): 46925280

約数和(自身を除く): 28676840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 65173, 130346, 260692, 325865, 456211, 521384, 651730, 912422, 1303460, 1824844, 2281055, 2606920, 3649688, 4562110, 9124220, 18248440]

約数ペア:

[(1, 18248440), (2, 9124220), (4, 4562110), (5, 3649688), (7, 2606920), (8, 2281055), (10, 1824844), (14, 1303460), (20, 912422), (28, 651730), (35, 521384), (40, 456211), (56, 325865), (70, 260692), (140, 130346), (280, 65173)]