2577996860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1\times {\mathrm{1753}}^1$

素因数の和:1947

約数の個数: 72

約数和(自身を含む): 5703376560

約数和(自身を除く): 3125379700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 139, 230, 278, 460, 529, 556, 695, 1058, 1390, 1753, 2116, 2645, 2780, 3197, 3506, 5290, 6394, 7012, 8765, 10580, 12788, 15985, 17530, 31970, 35060, 40319, 63940, 73531, 80638, 147062, 161276, 201595, 243667, 294124, 367655, 403190, 487334, 735310, 806380, 927337, 974668, 1218335, 1470620, 1854674, 2436670, 3709348, 4636685, 4873340, 5604341, 9273370, 11208682, 18546740, 22417364, 28021705, 56043410, 112086820, 128899843, 257799686, 515599372, 644499215, 1288998430, 2577996860]

約数ペア:

[(1, 2577996860), (2, 1288998430), (4, 644499215), (5, 515599372), (10, 257799686), (20, 128899843), (23, 112086820), (46, 56043410), (92, 28021705), (115, 22417364), (139, 18546740), (230, 11208682), (278, 9273370), (460, 5604341), (529, 4873340), (556, 4636685), (695, 3709348), (1058, 2436670), (1390, 1854674), (1753, 1470620), (2116, 1218335), (2645, 974668), (2780, 927337), (3197, 806380), (3506, 735310), (5290, 487334), (6394, 403190), (7012, 367655), (8765, 294124), (10580, 243667), (12788, 201595), (15985, 161276), (17530, 147062), (31970, 80638), (35060, 73531), (40319, 63940)]