28028540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{23753}}^1$

素因数の和:23821

約数の個数: 24

約数和(自身を含む): 59860080

約数和(自身を除く): 31831540

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 23753, 47506, 95012, 118765, 237530, 475060, 1401427, 2802854, 5605708, 7007135, 14014270, 28028540]

約数ペア:

[(1, 28028540), (2, 14014270), (4, 7007135), (5, 5605708), (10, 2802854), (20, 1401427), (59, 475060), (118, 237530), (236, 118765), (295, 95012), (590, 47506), (1180, 23753)]