2761360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4931}}^1$

素因数の和:4951

約数の個数: 40

約数和(自身を含む): 7338816

約数和(自身を除く): 4577456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4931, 9862, 19724, 24655, 34517, 39448, 49310, 69034, 78896, 98620, 138068, 172585, 197240, 276136, 345170, 394480, 552272, 690340, 1380680, 2761360]

約数ペア:

[(1, 2761360), (2, 1380680), (4, 690340), (5, 552272), (7, 394480), (8, 345170), (10, 276136), (14, 197240), (16, 172585), (20, 138068), (28, 98620), (35, 78896), (40, 69034), (56, 49310), (70, 39448), (80, 34517), (112, 24655), (140, 19724), (280, 9862), (560, 4931)]