57473480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1609}}^1$

素因数の和:1686

約数の個数: 64

約数和(自身を含む): 139104000

約数和(自身を除く): 81630520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1609, 1786, 1880, 3218, 3572, 4465, 6436, 7144, 8045, 8930, 12872, 16090, 17860, 30571, 32180, 35720, 61142, 64360, 75623, 122284, 151246, 152855, 244568, 302492, 305710, 378115, 604984, 611420, 756230, 1222840, 1436837, 1512460, 2873674, 3024920, 5747348, 7184185, 11494696, 14368370, 28736740, 57473480]

約数ペア:

[(1, 57473480), (2, 28736740), (4, 14368370), (5, 11494696), (8, 7184185), (10, 5747348), (19, 3024920), (20, 2873674), (38, 1512460), (40, 1436837), (47, 1222840), (76, 756230), (94, 611420), (95, 604984), (152, 378115), (188, 305710), (190, 302492), (235, 244568), (376, 152855), (380, 151246), (470, 122284), (760, 75623), (893, 64360), (940, 61142), (1609, 35720), (1786, 32180), (1880, 30571), (3218, 17860), (3572, 16090), (4465, 12872), (6436, 8930), (7144, 8045)]