194916920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3187}}^1$

素因数の和:3348

約数の個数: 64

約数和(自身を含む): 482025600

約数和(自身を除く): 287108680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 556, 695, 1112, 1390, 1529, 2780, 3058, 3187, 5560, 6116, 6374, 7645, 12232, 12748, 15290, 15935, 25496, 30580, 31870, 35057, 61160, 63740, 70114, 127480, 140228, 175285, 280456, 350570, 442993, 701140, 885986, 1402280, 1771972, 2214965, 3543944, 4429930, 4872923, 8859860, 9745846, 17719720, 19491692, 24364615, 38983384, 48729230, 97458460, 194916920]

約数ペア:

[(1, 194916920), (2, 97458460), (4, 48729230), (5, 38983384), (8, 24364615), (10, 19491692), (11, 17719720), (20, 9745846), (22, 8859860), (40, 4872923), (44, 4429930), (55, 3543944), (88, 2214965), (110, 1771972), (139, 1402280), (220, 885986), (278, 701140), (440, 442993), (556, 350570), (695, 280456), (1112, 175285), (1390, 140228), (1529, 127480), (2780, 70114), (3058, 63740), (3187, 61160), (5560, 35057), (6116, 31870), (6374, 30580), (7645, 25496), (12232, 15935), (12748, 15290)]