1665291260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{953}}^1\times {\mathrm{2131}}^1$

素因数の和:3134

約数の個数: 48

約数和(自身を含む): 3587848992

約数和(自身を除く): 1922557732

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 953, 1906, 2131, 3812, 4262, 4765, 8524, 9530, 10655, 19060, 21310, 39073, 42620, 78146, 87371, 156292, 174742, 195365, 349484, 390730, 436855, 781460, 873710, 1747420, 2030843, 4061686, 8123372, 10154215, 20308430, 40616860, 83264563, 166529126, 333058252, 416322815, 832645630, 1665291260]

約数ペア:

[(1, 1665291260), (2, 832645630), (4, 416322815), (5, 333058252), (10, 166529126), (20, 83264563), (41, 40616860), (82, 20308430), (164, 10154215), (205, 8123372), (410, 4061686), (820, 2030843), (953, 1747420), (1906, 873710), (2131, 781460), (3812, 436855), (4262, 390730), (4765, 349484), (8524, 195365), (9530, 174742), (10655, 156292), (19060, 87371), (21310, 78146), (39073, 42620)]