542177540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{33181}}^1$

素因数の和:33252

約数の個数: 48

約数和(自身を含む): 1226406720

約数和(自身を除く): 684229180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 16340, 33181, 66362, 132724, 165905, 331810, 630439, 663620, 1260878, 1426783, 2521756, 2853566, 3152195, 5707132, 6304390, 7133915, 12608780, 14267830, 27108877, 28535660, 54217754, 108435508, 135544385, 271088770, 542177540]

約数ペア:

[(1, 542177540), (2, 271088770), (4, 135544385), (5, 108435508), (10, 54217754), (19, 28535660), (20, 27108877), (38, 14267830), (43, 12608780), (76, 7133915), (86, 6304390), (95, 5707132), (172, 3152195), (190, 2853566), (215, 2521756), (380, 1426783), (430, 1260878), (817, 663620), (860, 630439), (1634, 331810), (3268, 165905), (4085, 132724), (8170, 66362), (16340, 33181)]