211063240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{48409}}^1$

素因数の和:48529

約数の個数: 32

約数和(自身を含む): 479259000

約数和(自身を除く): 268195760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 48409, 96818, 193636, 242045, 387272, 484090, 968180, 1936360, 5276581, 10553162, 21106324, 26382905, 42212648, 52765810, 105531620, 211063240]

約数ペア:

[(1, 211063240), (2, 105531620), (4, 52765810), (5, 42212648), (8, 26382905), (10, 21106324), (20, 10553162), (40, 5276581), (109, 1936360), (218, 968180), (436, 484090), (545, 387272), (872, 242045), (1090, 193636), (2180, 96818), (4360, 48409)]