201304520

素因数分解:

$2^3\times 5^1\times {\mathrm{5032613}}^1$

素因数の和:5032624

約数の個数: 16

約数和(自身を含む): 452935260

約数和(自身を除く): 251630740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5032613, 10065226, 20130452, 25163065, 40260904, 50326130, 100652260, 201304520]

約数ペア:

[(1, 201304520), (2, 100652260), (4, 50326130), (5, 40260904), (8, 25163065), (10, 20130452), (20, 10065226), (40, 5032613)]