38620820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{39409}}^1$

素因数の和:39432

約数の個数: 36

約数和(自身を含む): 94347540

約数和(自身を除く): 55726720

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 39409, 78818, 157636, 197045, 275863, 394090, 551726, 788180, 1103452, 1379315, 1931041, 2758630, 3862082, 5517260, 7724164, 9655205, 19310410, 38620820]

約数ペア:

[(1, 38620820), (2, 19310410), (4, 9655205), (5, 7724164), (7, 5517260), (10, 3862082), (14, 2758630), (20, 1931041), (28, 1379315), (35, 1103452), (49, 788180), (70, 551726), (98, 394090), (140, 275863), (196, 197045), (245, 157636), (490, 78818), (980, 39409)]