4065440

素因数分解:

$2^5\times 5^1\times {\mathrm{25409}}^1$

素因数の和:25424

約数の個数: 24

約数和(自身を含む): 9604980

約数和(自身を除く): 5539540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 25409, 50818, 101636, 127045, 203272, 254090, 406544, 508180, 813088, 1016360, 2032720, 4065440]

約数ペア:

[(1, 4065440), (2, 2032720), (4, 1016360), (5, 813088), (8, 508180), (10, 406544), (16, 254090), (20, 203272), (32, 127045), (40, 101636), (80, 50818), (160, 25409)]