172296940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{7433}}^1$

素因数の和:7522

約数の個数: 48

約数和(自身を含む): 387162720

約数和(自身を除く): 214865780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 7433, 11590, 14866, 23180, 29732, 37165, 74330, 141227, 148660, 282454, 453413, 564908, 706135, 906826, 1412270, 1813652, 2267065, 2824540, 4534130, 8614847, 9068260, 17229694, 34459388, 43074235, 86148470, 172296940]

約数ペア:

[(1, 172296940), (2, 86148470), (4, 43074235), (5, 34459388), (10, 17229694), (19, 9068260), (20, 8614847), (38, 4534130), (61, 2824540), (76, 2267065), (95, 1813652), (122, 1412270), (190, 906826), (244, 706135), (305, 564908), (380, 453413), (610, 282454), (1159, 148660), (1220, 141227), (2318, 74330), (4636, 37165), (5795, 29732), (7433, 23180), (11590, 14866)]