203437240

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{8243}}^1$

素因数の和:8871

約数の個数: 32

約数和(自身を含む): 458531280

約数和(自身を除く): 255094040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 1234, 2468, 3085, 4936, 6170, 8243, 12340, 16486, 24680, 32972, 41215, 65944, 82430, 164860, 329720, 5085931, 10171862, 20343724, 25429655, 40687448, 50859310, 101718620, 203437240]

約数ペア:

[(1, 203437240), (2, 101718620), (4, 50859310), (5, 40687448), (8, 25429655), (10, 20343724), (20, 10171862), (40, 5085931), (617, 329720), (1234, 164860), (2468, 82430), (3085, 65944), (4936, 41215), (6170, 32972), (8243, 24680), (12340, 16486)]