19402340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42179}}^1$

素因数の和:42211

約数の個数: 24

約数和(自身を含む): 42517440

約数和(自身を除く): 23115100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42179, 84358, 168716, 210895, 421790, 843580, 970117, 1940234, 3880468, 4850585, 9701170, 19402340]

約数ペア:

[(1, 19402340), (2, 9701170), (4, 4850585), (5, 3880468), (10, 1940234), (20, 970117), (23, 843580), (46, 421790), (92, 210895), (115, 168716), (230, 84358), (460, 42179)]