2564770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 5045040

約数和(自身を除く): 2480270

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 181, 218, 362, 545, 905, 1090, 1417, 1810, 2353, 2834, 4706, 7085, 11765, 14170, 19729, 23530, 39458, 98645, 197290, 256477, 512954, 1282385, 2564770]

約数ペア:

[(1, 2564770), (2, 1282385), (5, 512954), (10, 256477), (13, 197290), (26, 98645), (65, 39458), (109, 23530), (130, 19729), (181, 14170), (218, 11765), (362, 7085), (545, 4706), (905, 2834), (1090, 2353), (1417, 1810)]