17432840

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4493}}^1$

素因数の和:4601

約数の個数: 32

約数和(自身を含む): 39637080

約数和(自身を除く): 22204240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 4493, 8986, 17972, 22465, 35944, 44930, 89860, 179720, 435821, 871642, 1743284, 2179105, 3486568, 4358210, 8716420, 17432840]

約数ペア:

[(1, 17432840), (2, 8716420), (4, 4358210), (5, 3486568), (8, 2179105), (10, 1743284), (20, 871642), (40, 435821), (97, 179720), (194, 89860), (388, 44930), (485, 35944), (776, 22465), (970, 17972), (1940, 8986), (3880, 4493)]