8145440

素因数分解:

$2^5\times 5^1\times {\mathrm{50909}}^1$

素因数の和:50924

約数の個数: 24

約数和(自身を含む): 19243980

約数和(自身を除く): 11098540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 50909, 101818, 203636, 254545, 407272, 509090, 814544, 1018180, 1629088, 2036360, 4072720, 8145440]

約数ペア:

[(1, 8145440), (2, 4072720), (4, 2036360), (5, 1629088), (8, 1018180), (10, 814544), (16, 509090), (20, 407272), (32, 254545), (40, 203636), (80, 101818), (160, 50909)]