39477040

素因数分解:

$2^4\times 5^1\times {\mathrm{493463}}^1$

素因数の和:493476

約数の個数: 20

約数和(自身を含む): 91784304

約数和(自身を除く): 52307264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 493463, 986926, 1973852, 2467315, 3947704, 4934630, 7895408, 9869260, 19738520, 39477040]

約数ペア:

[(1, 39477040), (2, 19738520), (4, 9869260), (5, 7895408), (8, 4934630), (10, 3947704), (16, 2467315), (20, 1973852), (40, 986926), (80, 493463)]