778828180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2995493}}^1$

素因数の和:2995515

約数の個数: 24

約数和(自身を含む): 1761350472

約数和(自身を除く): 982522292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2995493, 5990986, 11981972, 14977465, 29954930, 38941409, 59909860, 77882818, 155765636, 194707045, 389414090, 778828180]

約数ペア:

[(1, 778828180), (2, 389414090), (4, 194707045), (5, 155765636), (10, 77882818), (13, 59909860), (20, 38941409), (26, 29954930), (52, 14977465), (65, 11981972), (130, 5990986), (260, 2995493)]