243160460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{136607}}^1$

素因数の和:136705

約数の個数: 24

約数和(自身を含む): 516378240

約数和(自身を除く): 273217780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 136607, 273214, 546428, 683035, 1366070, 2732140, 12158023, 24316046, 48632092, 60790115, 121580230, 243160460]

約数ペア:

[(1, 243160460), (2, 121580230), (4, 60790115), (5, 48632092), (10, 24316046), (20, 12158023), (89, 2732140), (178, 1366070), (356, 683035), (445, 546428), (890, 273214), (1780, 136607)]