2081036180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{133571}}^1$

素因数の和:133640

約数の個数: 48

約数和(自身を含む): 4712420160

約数和(自身を除く): 2631383980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 7790, 15580, 133571, 267142, 534284, 667855, 1335710, 2537849, 2671420, 5075698, 5476411, 10151396, 10952822, 12689245, 21905644, 25378490, 27382055, 50756980, 54764110, 104051809, 109528220, 208103618, 416207236, 520259045, 1040518090, 2081036180]

約数ペア:

[(1, 2081036180), (2, 1040518090), (4, 520259045), (5, 416207236), (10, 208103618), (19, 109528220), (20, 104051809), (38, 54764110), (41, 50756980), (76, 27382055), (82, 25378490), (95, 21905644), (164, 12689245), (190, 10952822), (205, 10151396), (380, 5476411), (410, 5075698), (779, 2671420), (820, 2537849), (1558, 1335710), (3116, 667855), (3895, 534284), (7790, 267142), (15580, 133571)]