4094080

素因数分解:

$2^7\times 5^1\times {\mathrm{6397}}^1$

素因数の和:6416

約数の個数: 32

約数和(自身を含む): 9788940

約数和(自身を除く): 5694860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6397, 12794, 25588, 31985, 51176, 63970, 102352, 127940, 204704, 255880, 409408, 511760, 818816, 1023520, 2047040, 4094080]

約数ペア:

[(1, 4094080), (2, 2047040), (4, 1023520), (5, 818816), (8, 511760), (10, 409408), (16, 255880), (20, 204704), (32, 127940), (40, 102352), (64, 63970), (80, 51176), (128, 31985), (160, 25588), (320, 12794), (640, 6397)]