29804540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 67525920

約数和(自身を除く): 37721380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 1913, 3116, 3826, 3895, 7652, 7790, 9565, 15580, 19130, 36347, 38260, 72694, 78433, 145388, 156866, 181735, 313732, 363470, 392165, 726940, 784330, 1490227, 1568660, 2980454, 5960908, 7451135, 14902270, 29804540]

約数ペア:

[(1, 29804540), (2, 14902270), (4, 7451135), (5, 5960908), (10, 2980454), (19, 1568660), (20, 1490227), (38, 784330), (41, 726940), (76, 392165), (82, 363470), (95, 313732), (164, 181735), (190, 156866), (205, 145388), (380, 78433), (410, 72694), (779, 38260), (820, 36347), (1558, 19130), (1913, 15580), (3116, 9565), (3826, 7790), (3895, 7652)]