19603520

素因数分解:

$2^6\times 5^1\times {\mathrm{61261}}^1$

素因数の和:61278

約数の個数: 28

約数和(自身を含む): 46681644

約数和(自身を除く): 27078124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 61261, 122522, 245044, 306305, 490088, 612610, 980176, 1225220, 1960352, 2450440, 3920704, 4900880, 9801760, 19603520]

約数ペア:

[(1, 19603520), (2, 9801760), (4, 4900880), (5, 3920704), (8, 2450440), (10, 1960352), (16, 1225220), (20, 980176), (32, 612610), (40, 490088), (64, 306305), (80, 245044), (160, 122522), (320, 61261)]