20094080

素因数分解:

$2^7\times 5^1\times {\mathrm{31397}}^1$

素因数の和:31416

約数の個数: 32

約数和(自身を含む): 48038940

約数和(自身を除く): 27944860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31397, 62794, 125588, 156985, 251176, 313970, 502352, 627940, 1004704, 1255880, 2009408, 2511760, 4018816, 5023520, 10047040, 20094080]

約数ペア:

[(1, 20094080), (2, 10047040), (4, 5023520), (5, 4018816), (8, 2511760), (10, 2009408), (16, 1255880), (20, 1004704), (32, 627940), (40, 502352), (64, 313970), (80, 251176), (128, 156985), (160, 125588), (320, 62794), (640, 31397)]