201192520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{13933}}^1$

素因数の和:13982

約数の個数: 48

約数和(自身を含む): 477796860

約数和(自身を除く): 276604340

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 13933, 14440, 27866, 55732, 69665, 111464, 139330, 264727, 278660, 529454, 557320, 1058908, 1323635, 2117816, 2647270, 5029813, 5294540, 10059626, 10589080, 20119252, 25149065, 40238504, 50298130, 100596260, 201192520]

約数ペア:

[(1, 201192520), (2, 100596260), (4, 50298130), (5, 40238504), (8, 25149065), (10, 20119252), (19, 10589080), (20, 10059626), (38, 5294540), (40, 5029813), (76, 2647270), (95, 2117816), (152, 1323635), (190, 1058908), (361, 557320), (380, 529454), (722, 278660), (760, 264727), (1444, 139330), (1805, 111464), (2888, 69665), (3610, 55732), (7220, 27866), (13933, 14440)]