204089780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{1429}}^1$

素因数の和:1668

約数の個数: 48

約数和(自身を含む): 442762320

約数和(自身を除く): 238672540

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 193, 370, 386, 740, 772, 965, 1429, 1930, 2858, 3860, 5716, 7141, 7145, 14282, 14290, 28564, 28580, 35705, 52873, 71410, 105746, 142820, 211492, 264365, 275797, 528730, 551594, 1057460, 1103188, 1378985, 2757970, 5515940, 10204489, 20408978, 40817956, 51022445, 102044890, 204089780]

約数ペア:

[(1, 204089780), (2, 102044890), (4, 51022445), (5, 40817956), (10, 20408978), (20, 10204489), (37, 5515940), (74, 2757970), (148, 1378985), (185, 1103188), (193, 1057460), (370, 551594), (386, 528730), (740, 275797), (772, 264365), (965, 211492), (1429, 142820), (1930, 105746), (2858, 71410), (3860, 52873), (5716, 35705), (7141, 28580), (7145, 28564), (14282, 14290)]