16472080

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1889}}^1$

素因数の和:2011

約数の個数: 40

約数和(自身を含む): 38669400

約数和(自身を除く): 22197320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 1889, 2180, 3778, 4360, 7556, 8720, 9445, 15112, 18890, 30224, 37780, 75560, 151120, 205901, 411802, 823604, 1029505, 1647208, 2059010, 3294416, 4118020, 8236040, 16472080]

約数ペア:

[(1, 16472080), (2, 8236040), (4, 4118020), (5, 3294416), (8, 2059010), (10, 1647208), (16, 1029505), (20, 823604), (40, 411802), (80, 205901), (109, 151120), (218, 75560), (436, 37780), (545, 30224), (872, 18890), (1090, 15112), (1744, 9445), (1889, 8720), (2180, 7556), (3778, 4360)]