20171176640

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2740649}}^1$

素因数の和:2740689

約数の個数: 56

約数和(自身を含む): 50121007200

約数和(自身を除く): 29949830560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 2740649, 5481298, 10962596, 13703245, 21925192, 27406490, 43850384, 54812980, 63034927, 87700768, 109625960, 126069854, 175401536, 219251920, 252139708, 315174635, 438503840, 504279416, 630349270, 877007680, 1008558832, 1260698540, 2017117664, 2521397080, 4034235328, 5042794160, 10085588320, 20171176640]

約数ペア:

[(1, 20171176640), (2, 10085588320), (4, 5042794160), (5, 4034235328), (8, 2521397080), (10, 2017117664), (16, 1260698540), (20, 1008558832), (23, 877007680), (32, 630349270), (40, 504279416), (46, 438503840), (64, 315174635), (80, 252139708), (92, 219251920), (115, 175401536), (160, 126069854), (184, 109625960), (230, 87700768), (320, 63034927), (368, 54812980), (460, 43850384), (736, 27406490), (920, 21925192), (1472, 13703245), (1840, 10962596), (3680, 5481298), (7360, 2740649)]