15321380

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1523}}^1$

素因数の和:2035

約数の個数: 24

約数和(自身を含む): 32260032

約数和(自身を除く): 16938652

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 1523, 2012, 2515, 3046, 5030, 6092, 7615, 10060, 15230, 30460, 766069, 1532138, 3064276, 3830345, 7660690, 15321380]

約数ペア:

[(1, 15321380), (2, 7660690), (4, 3830345), (5, 3064276), (10, 1532138), (20, 766069), (503, 30460), (1006, 15230), (1523, 10060), (2012, 7615), (2515, 6092), (3046, 5030)]