27860140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 74188800

約数和(自身を除く): 46328660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 79, 110, 140, 154, 158, 220, 229, 308, 316, 385, 395, 458, 553, 770, 790, 869, 916, 1106, 1145, 1540, 1580, 1603, 1738, 2212, 2290, 2519, 2765, 3206, 3476, 4345, 4580, 5038, 5530, 6083, 6412, 8015, 8690, 10076, 11060, 12166, 12595, 16030, 17380, 17633, 18091, 24332, 25190, 30415, 32060, 35266, 36182, 50380, 60830, 70532, 72364, 88165, 90455, 121660, 126637, 176330, 180910, 199001, 253274, 352660, 361820, 398002, 506548, 633185, 796004, 995005, 1266370, 1393007, 1990010, 2532740, 2786014, 3980020, 5572028, 6965035, 13930070, 27860140]

約数ペア:

[(1, 27860140), (2, 13930070), (4, 6965035), (5, 5572028), (7, 3980020), (10, 2786014), (11, 2532740), (14, 1990010), (20, 1393007), (22, 1266370), (28, 995005), (35, 796004), (44, 633185), (55, 506548), (70, 398002), (77, 361820), (79, 352660), (110, 253274), (140, 199001), (154, 180910), (158, 176330), (220, 126637), (229, 121660), (308, 90455), (316, 88165), (385, 72364), (395, 70532), (458, 60830), (553, 50380), (770, 36182), (790, 35266), (869, 32060), (916, 30415), (1106, 25190), (1145, 24332), (1540, 18091), (1580, 17633), (1603, 17380), (1738, 16030), (2212, 12595), (2290, 12166), (2519, 11060), (2765, 10076), (3206, 8690), (3476, 8015), (4345, 6412), (4580, 6083), (5038, 5530)]