242000540

素因数分解:

$2^2\times 5^1\times {\mathrm{1867}}^1\times {\mathrm{6481}}^1$

素因数の和:8357

約数の個数: 24

約数和(自身を含む): 508551792

約数和(自身を除く): 266551252

約数列:

[1, 2, 4, 5, 10, 20, 1867, 3734, 6481, 7468, 9335, 12962, 18670, 25924, 32405, 37340, 64810, 129620, 12100027, 24200054, 48400108, 60500135, 121000270, 242000540]

約数ペア:

[(1, 242000540), (2, 121000270), (4, 60500135), (5, 48400108), (10, 24200054), (20, 12100027), (1867, 129620), (3734, 64810), (6481, 37340), (7468, 32405), (9335, 25924), (12962, 18670)]