16280020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28069}}^1$

素因数の和:28107

約数の個数: 24

約数和(自身を含む): 35368200

約数和(自身を除く): 19088180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 28069, 56138, 112276, 140345, 280690, 561380, 814001, 1628002, 3256004, 4070005, 8140010, 16280020]

約数ペア:

[(1, 16280020), (2, 8140010), (4, 4070005), (5, 3256004), (10, 1628002), (20, 814001), (29, 561380), (58, 280690), (116, 140345), (145, 112276), (290, 56138), (580, 28069)]