28329980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{202357}}^1$

素因数の和:202373

約数の個数: 24

約数和(自身を含む): 67992288

約数和(自身を除く): 39662308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 202357, 404714, 809428, 1011785, 1416499, 2023570, 2832998, 4047140, 5665996, 7082495, 14164990, 28329980]

約数ペア:

[(1, 28329980), (2, 14164990), (4, 7082495), (5, 5665996), (7, 4047140), (10, 2832998), (14, 2023570), (20, 1416499), (28, 1011785), (35, 809428), (70, 404714), (140, 202357)]