415461220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{3947}}^1$

素因数の和:4252

約数の個数: 48

約数和(自身を含む): 921936960

約数和(自身を除く): 506475740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 277, 380, 554, 1108, 1385, 2770, 3947, 5263, 5540, 7894, 10526, 15788, 19735, 21052, 26315, 39470, 52630, 74993, 78940, 105260, 149986, 299972, 374965, 749930, 1093319, 1499860, 2186638, 4373276, 5466595, 10933190, 20773061, 21866380, 41546122, 83092244, 103865305, 207730610, 415461220]

約数ペア:

[(1, 415461220), (2, 207730610), (4, 103865305), (5, 83092244), (10, 41546122), (19, 21866380), (20, 20773061), (38, 10933190), (76, 5466595), (95, 4373276), (190, 2186638), (277, 1499860), (380, 1093319), (554, 749930), (1108, 374965), (1385, 299972), (2770, 149986), (3947, 105260), (5263, 78940), (5540, 74993), (7894, 52630), (10526, 39470), (15788, 26315), (19735, 21052)]