57380680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{204931}}^1$

素因数の和:204949

約数の個数: 32

約数和(自身を含む): 147551040

約数和(自身を除く): 90170360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 204931, 409862, 819724, 1024655, 1434517, 1639448, 2049310, 2869034, 4098620, 5738068, 7172585, 8197240, 11476136, 14345170, 28690340, 57380680]

約数ペア:

[(1, 57380680), (2, 28690340), (4, 14345170), (5, 11476136), (7, 8197240), (8, 7172585), (10, 5738068), (14, 4098620), (20, 2869034), (28, 2049310), (35, 1639448), (40, 1434517), (56, 1024655), (70, 819724), (140, 409862), (280, 204931)]