20082400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1931}}^1$

素因数の和:1964

約数の個数: 72

約数和(自身を含む): 52824744

約数和(自身を除く): 32742344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 1931, 2080, 2600, 3862, 5200, 7724, 9655, 10400, 15448, 19310, 25103, 30896, 38620, 48275, 50206, 61792, 77240, 96550, 100412, 125515, 154480, 193100, 200824, 251030, 308960, 386200, 401648, 502060, 627575, 772400, 803296, 1004120, 1255150, 1544800, 2008240, 2510300, 4016480, 5020600, 10041200, 20082400]

約数ペア:

[(1, 20082400), (2, 10041200), (4, 5020600), (5, 4016480), (8, 2510300), (10, 2008240), (13, 1544800), (16, 1255150), (20, 1004120), (25, 803296), (26, 772400), (32, 627575), (40, 502060), (50, 401648), (52, 386200), (65, 308960), (80, 251030), (100, 200824), (104, 193100), (130, 154480), (160, 125515), (200, 100412), (208, 96550), (260, 77240), (325, 61792), (400, 50206), (416, 48275), (520, 38620), (650, 30896), (800, 25103), (1040, 19310), (1300, 15448), (1931, 10400), (2080, 9655), (2600, 7724), (3862, 5200)]