7260280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 17690400

約数和(自身を除く): 10430120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 233, 328, 380, 410, 466, 760, 779, 820, 932, 1165, 1558, 1640, 1864, 2330, 3116, 3895, 4427, 4660, 6232, 7790, 8854, 9320, 9553, 15580, 17708, 19106, 22135, 31160, 35416, 38212, 44270, 47765, 76424, 88540, 95530, 177080, 181507, 191060, 363014, 382120, 726028, 907535, 1452056, 1815070, 3630140, 7260280]

約数ペア:

[(1, 7260280), (2, 3630140), (4, 1815070), (5, 1452056), (8, 907535), (10, 726028), (19, 382120), (20, 363014), (38, 191060), (40, 181507), (41, 177080), (76, 95530), (82, 88540), (95, 76424), (152, 47765), (164, 44270), (190, 38212), (205, 35416), (233, 31160), (328, 22135), (380, 19106), (410, 17708), (466, 15580), (760, 9553), (779, 9320), (820, 8854), (932, 7790), (1165, 6232), (1558, 4660), (1640, 4427), (1864, 3895), (2330, 3116)]