28838720

素因数分解:

$2^6\times 5^1\times {\mathrm{90121}}^1$

素因数の和:90138

約数の個数: 28

約数和(自身を含む): 68672964

約数和(自身を除く): 39834244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 90121, 180242, 360484, 450605, 720968, 901210, 1441936, 1802420, 2883872, 3604840, 5767744, 7209680, 14419360, 28838720]

約数ペア:

[(1, 28838720), (2, 14419360), (4, 7209680), (5, 5767744), (8, 3604840), (10, 2883872), (16, 1802420), (20, 1441936), (32, 901210), (40, 720968), (64, 450605), (80, 360484), (160, 180242), (320, 90121)]