2513210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 5515776

約数和(自身を除く): 3002566

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 223, 230, 245, 322, 446, 490, 805, 1115, 1127, 1561, 1610, 2230, 2254, 3122, 5129, 5635, 7805, 10258, 10927, 11270, 15610, 21854, 25645, 35903, 51290, 54635, 71806, 109270, 179515, 251321, 359030, 502642, 1256605, 2513210]

約数ペア:

[(1, 2513210), (2, 1256605), (5, 502642), (7, 359030), (10, 251321), (14, 179515), (23, 109270), (35, 71806), (46, 54635), (49, 51290), (70, 35903), (98, 25645), (115, 21854), (161, 15610), (223, 11270), (230, 10927), (245, 10258), (322, 7805), (446, 5635), (490, 5129), (805, 3122), (1115, 2254), (1127, 2230), (1561, 1610)]