28172170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5857}}^1$

素因数の和:5914

約数の個数: 32

約数和(自身を含む): 56096208

約数和(自身を除く): 27924038

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 5857, 11714, 29285, 58570, 76141, 152282, 216709, 380705, 433418, 761410, 1083545, 2167090, 2817217, 5634434, 14086085, 28172170]

約数ペア:

[(1, 28172170), (2, 14086085), (5, 5634434), (10, 2817217), (13, 2167090), (26, 1083545), (37, 761410), (65, 433418), (74, 380705), (130, 216709), (185, 152282), (370, 76141), (481, 58570), (962, 29285), (2405, 11714), (4810, 5857)]