74404760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2083}}^1$

素因数の和:2160

約数の個数: 64

約数和(自身を含む): 180057600

約数和(自身を除く): 105652840

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, 1786, 1880, 2083, 3572, 4166, 4465, 7144, 8332, 8930, 10415, 16664, 17860, 20830, 35720, 39577, 41660, 79154, 83320, 97901, 158308, 195802, 197885, 316616, 391604, 395770, 489505, 783208, 791540, 979010, 1583080, 1860119, 1958020, 3720238, 3916040, 7440476, 9300595, 14880952, 18601190, 37202380, 74404760]

約数ペア:

[(1, 74404760), (2, 37202380), (4, 18601190), (5, 14880952), (8, 9300595), (10, 7440476), (19, 3916040), (20, 3720238), (38, 1958020), (40, 1860119), (47, 1583080), (76, 979010), (94, 791540), (95, 783208), (152, 489505), (188, 395770), (190, 391604), (235, 316616), (376, 197885), (380, 195802), (470, 158308), (760, 97901), (893, 83320), (940, 79154), (1786, 41660), (1880, 39577), (2083, 35720), (3572, 20830), (4166, 17860), (4465, 16664), (7144, 10415), (8332, 8930)]