16510720

素因数分解:

$2^8\times 5^1\times {\mathrm{12899}}^1$

素因数の和:12920

約数の個数: 36

約数和(自身を含む): 39551400

約数和(自身を除く): 23040680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12899, 25798, 51596, 64495, 103192, 128990, 206384, 257980, 412768, 515960, 825536, 1031920, 1651072, 2063840, 3302144, 4127680, 8255360, 16510720]

約数ペア:

[(1, 16510720), (2, 8255360), (4, 4127680), (5, 3302144), (8, 2063840), (10, 1651072), (16, 1031920), (20, 825536), (32, 515960), (40, 412768), (64, 257980), (80, 206384), (128, 128990), (160, 103192), (256, 64495), (320, 51596), (640, 25798), (1280, 12899)]