8028040

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{479}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 18144000

約数和(自身を除く): 10115960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 479, 838, 958, 1676, 1916, 2095, 2395, 3352, 3832, 4190, 4790, 8380, 9580, 16760, 19160, 200701, 401402, 802804, 1003505, 1605608, 2007010, 4014020, 8028040]

約数ペア:

[(1, 8028040), (2, 4014020), (4, 2007010), (5, 1605608), (8, 1003505), (10, 802804), (20, 401402), (40, 200701), (419, 19160), (479, 16760), (838, 9580), (958, 8380), (1676, 4790), (1916, 4190), (2095, 3832), (2395, 3352)]