7626640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13619}}^1$

素因数の和:13639

約数の個数: 40

約数和(自身を含む): 20266560

約数和(自身を除く): 12639920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 13619, 27238, 54476, 68095, 95333, 108952, 136190, 190666, 217904, 272380, 381332, 476665, 544760, 762664, 953330, 1089520, 1525328, 1906660, 3813320, 7626640]

約数ペア:

[(1, 7626640), (2, 3813320), (4, 1906660), (5, 1525328), (7, 1089520), (8, 953330), (10, 762664), (14, 544760), (16, 476665), (20, 381332), (28, 272380), (35, 217904), (40, 190666), (56, 136190), (70, 108952), (80, 95333), (112, 68095), (140, 54476), (280, 27238), (560, 13619)]