1948811620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{605221}}^1$

素因数の和:605260

約数の個数: 48

約数和(自身を含む): 4880510208

約数和(自身を除く): 2931698588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 605221, 1210442, 2420884, 3026105, 4236547, 6052210, 8473094, 12104420, 13920083, 16946188, 21182735, 27840166, 42365470, 55680332, 69600415, 84730940, 97440581, 139200830, 194881162, 278401660, 389762324, 487202905, 974405810, 1948811620]

約数ペア:

[(1, 1948811620), (2, 974405810), (4, 487202905), (5, 389762324), (7, 278401660), (10, 194881162), (14, 139200830), (20, 97440581), (23, 84730940), (28, 69600415), (35, 55680332), (46, 42365470), (70, 27840166), (92, 21182735), (115, 16946188), (140, 13920083), (161, 12104420), (230, 8473094), (322, 6052210), (460, 4236547), (644, 3026105), (805, 2420884), (1610, 1210442), (3220, 605221)]