28018880

素因数分解:

$2^6\times 5^1\times {\mathrm{87559}}^1$

素因数の和:87576

約数の個数: 28

約数和(自身を含む): 66720720

約数和(自身を除く): 38701840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 87559, 175118, 350236, 437795, 700472, 875590, 1400944, 1751180, 2801888, 3502360, 5603776, 7004720, 14009440, 28018880]

約数ペア:

[(1, 28018880), (2, 14009440), (4, 7004720), (5, 5603776), (8, 3502360), (10, 2801888), (16, 1751180), (20, 1400944), (32, 875590), (40, 700472), (64, 437795), (80, 350236), (160, 175118), (320, 87559)]