555880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1069}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 1348200

約数和(自身を除く): 792320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1069, 2138, 4276, 5345, 8552, 10690, 13897, 21380, 27794, 42760, 55588, 69485, 111176, 138970, 277940, 555880]

約数ペア:

[(1, 555880), (2, 277940), (4, 138970), (5, 111176), (8, 69485), (10, 55588), (13, 42760), (20, 27794), (26, 21380), (40, 13897), (52, 10690), (65, 8552), (104, 5345), (130, 4276), (260, 2138), (520, 1069)]