89510540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{639361}}^1$

素因数の和:639377

約数の個数: 24

約数和(自身を含む): 214825632

約数和(自身を除く): 125315092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 639361, 1278722, 2557444, 3196805, 4475527, 6393610, 8951054, 12787220, 17902108, 22377635, 44755270, 89510540]

約数ペア:

[(1, 89510540), (2, 44755270), (4, 22377635), (5, 17902108), (7, 12787220), (10, 8951054), (14, 6393610), (20, 4475527), (28, 3196805), (35, 2557444), (70, 1278722), (140, 639361)]