77223740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2029}}^1$

素因数の和:2222

約数の個数: 48

約数和(自身を含む): 178022880

約数和(自身を除く): 100799140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1903, 2029, 3460, 3806, 4058, 7612, 8116, 9515, 10145, 19030, 20290, 22319, 38060, 40580, 44638, 89276, 111595, 223190, 351017, 446380, 702034, 1404068, 1755085, 3510170, 3861187, 7020340, 7722374, 15444748, 19305935, 38611870, 77223740]

約数ペア:

[(1, 77223740), (2, 38611870), (4, 19305935), (5, 15444748), (10, 7722374), (11, 7020340), (20, 3861187), (22, 3510170), (44, 1755085), (55, 1404068), (110, 702034), (173, 446380), (220, 351017), (346, 223190), (692, 111595), (865, 89276), (1730, 44638), (1903, 40580), (2029, 38060), (3460, 22319), (3806, 20290), (4058, 19030), (7612, 10145), (8116, 9515)]