385011260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{13721}}^1$

素因数の和:13814

約数の個数: 48

約数和(自身を含む): 857570112

約数和(自身を除く): 472558852

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 1220, 1403, 2806, 5612, 7015, 13721, 14030, 27442, 28060, 54884, 68605, 137210, 274420, 315583, 631166, 836981, 1262332, 1577915, 1673962, 3155830, 3347924, 4184905, 6311660, 8369810, 16739620, 19250563, 38501126, 77002252, 96252815, 192505630, 385011260]

約数ペア:

[(1, 385011260), (2, 192505630), (4, 96252815), (5, 77002252), (10, 38501126), (20, 19250563), (23, 16739620), (46, 8369810), (61, 6311660), (92, 4184905), (115, 3347924), (122, 3155830), (230, 1673962), (244, 1577915), (305, 1262332), (460, 836981), (610, 631166), (1220, 315583), (1403, 274420), (2806, 137210), (5612, 68605), (7015, 54884), (13721, 28060), (14030, 27442)]