28009100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{40013}}^1$

素因数の和:40034

約数の個数: 36

約数和(自身を含む): 69464304

約数和(自身を除く): 41455204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 40013, 80026, 160052, 200065, 280091, 400130, 560182, 800260, 1000325, 1120364, 1400455, 2000650, 2800910, 4001300, 5601820, 7002275, 14004550, 28009100]

約数ペア:

[(1, 28009100), (2, 14004550), (4, 7002275), (5, 5601820), (7, 4001300), (10, 2800910), (14, 2000650), (20, 1400455), (25, 1120364), (28, 1000325), (35, 800260), (50, 560182), (70, 400130), (100, 280091), (140, 200065), (175, 160052), (350, 80026), (700, 40013)]