16261760

素因数分解:

$2^7\times 5^1\times {\mathrm{25409}}^1$

素因数の和:25428

約数の個数: 32

約数和(自身を含む): 38877300

約数和(自身を除く): 22615540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 25409, 50818, 101636, 127045, 203272, 254090, 406544, 508180, 813088, 1016360, 1626176, 2032720, 3252352, 4065440, 8130880, 16261760]

約数ペア:

[(1, 16261760), (2, 8130880), (4, 4065440), (5, 3252352), (8, 2032720), (10, 1626176), (16, 1016360), (20, 813088), (32, 508180), (40, 406544), (64, 254090), (80, 203272), (128, 127045), (160, 101636), (320, 50818), (640, 25409)]