19077040

素因数分解:

$2^4\times 5^1\times {\mathrm{238463}}^1$

素因数の和:238476

約数の個数: 20

約数和(自身を含む): 44354304

約数和(自身を除く): 25277264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238463, 476926, 953852, 1192315, 1907704, 2384630, 3815408, 4769260, 9538520, 19077040]

約数ペア:

[(1, 19077040), (2, 9538520), (4, 4769260), (5, 3815408), (8, 2384630), (10, 1907704), (16, 1192315), (20, 953852), (40, 476926), (80, 238463)]