201380780

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{44357}}^1$

素因数の和:44593

約数の個数: 24

約数和(自身を含む): 424772208

約数和(自身を除く): 223391428

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 44357, 88714, 177428, 221785, 443570, 887140, 10069039, 20138078, 40276156, 50345195, 100690390, 201380780]

約数ペア:

[(1, 201380780), (2, 100690390), (4, 50345195), (5, 40276156), (10, 20138078), (20, 10069039), (227, 887140), (454, 443570), (908, 221785), (1135, 177428), (2270, 88714), (4540, 44357)]