151909180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{399761}}^1$

素因数の和:399789

約数の個数: 24

約数和(自身を含む): 335800080

約数和(自身を除く): 183890900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 399761, 799522, 1599044, 1998805, 3997610, 7595459, 7995220, 15190918, 30381836, 37977295, 75954590, 151909180]

約数ペア:

[(1, 151909180), (2, 75954590), (4, 37977295), (5, 30381836), (10, 15190918), (19, 7995220), (20, 7595459), (38, 3997610), (76, 1998805), (95, 1599044), (190, 799522), (380, 399761)]