7173880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{25621}}^1$

素因数の和:25639

約数の個数: 32

約数和(自身を含む): 18447840

約数和(自身を除く): 11273960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 25621, 51242, 102484, 128105, 179347, 204968, 256210, 358694, 512420, 717388, 896735, 1024840, 1434776, 1793470, 3586940, 7173880]

約数ペア:

[(1, 7173880), (2, 3586940), (4, 1793470), (5, 1434776), (7, 1024840), (8, 896735), (10, 717388), (14, 512420), (20, 358694), (28, 256210), (35, 204968), (40, 179347), (56, 128105), (70, 102484), (140, 51242), (280, 25621)]