411468620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{21817}}^1$

素因数の和:21890

約数の個数: 48

約数和(自身を含む): 923686848

約数和(自身を除く): 512218228

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1886, 3772, 4715, 9430, 18860, 21817, 43634, 87268, 109085, 218170, 436340, 501791, 894497, 1003582, 1788994, 2007164, 2508955, 3577988, 4472485, 5017910, 8944970, 10035820, 17889940, 20573431, 41146862, 82293724, 102867155, 205734310, 411468620]

約数ペア:

[(1, 411468620), (2, 205734310), (4, 102867155), (5, 82293724), (10, 41146862), (20, 20573431), (23, 17889940), (41, 10035820), (46, 8944970), (82, 5017910), (92, 4472485), (115, 3577988), (164, 2508955), (205, 2007164), (230, 1788994), (410, 1003582), (460, 894497), (820, 501791), (943, 436340), (1886, 218170), (3772, 109085), (4715, 87268), (9430, 43634), (18860, 21817)]