84185140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{323789}}^1$

素因数の和:323811

約数の個数: 24

約数和(自身を含む): 190388520

約数和(自身を除く): 106203380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 323789, 647578, 1295156, 1618945, 3237890, 4209257, 6475780, 8418514, 16837028, 21046285, 42092570, 84185140]

約数ペア:

[(1, 84185140), (2, 42092570), (4, 21046285), (5, 16837028), (10, 8418514), (13, 6475780), (20, 4209257), (26, 3237890), (52, 1618945), (65, 1295156), (130, 647578), (260, 323789)]