616840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2203}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 1586880

約数和(自身を除く): 970040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2203, 4406, 8812, 11015, 15421, 17624, 22030, 30842, 44060, 61684, 77105, 88120, 123368, 154210, 308420, 616840]

約数ペア:

[(1, 616840), (2, 308420), (4, 154210), (5, 123368), (7, 88120), (8, 77105), (10, 61684), (14, 44060), (20, 30842), (28, 22030), (35, 17624), (40, 15421), (56, 11015), (70, 8812), (140, 4406), (280, 2203)]