3891288380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{27794917}}^1$

素因数の和:27794933

約数の個数: 24

約数和(自身を含む): 9339092448

約数和(自身を除く): 5447804068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 27794917, 55589834, 111179668, 138974585, 194564419, 277949170, 389128838, 555898340, 778257676, 972822095, 1945644190, 3891288380]

約数ペア:

[(1, 3891288380), (2, 1945644190), (4, 972822095), (5, 778257676), (7, 555898340), (10, 389128838), (14, 277949170), (20, 194564419), (28, 138974585), (35, 111179668), (70, 55589834), (140, 27794917)]