2247339980

素因数分解:

$2^2\times 5^1\times {\mathrm{8429}}^1\times {\mathrm{13331}}^1$

素因数の和:21769

約数の個数: 24

約数和(自身を含む): 4720327920

約数和(自身を除く): 2472987940

約数列:

[1, 2, 4, 5, 10, 20, 8429, 13331, 16858, 26662, 33716, 42145, 53324, 66655, 84290, 133310, 168580, 266620, 112366999, 224733998, 449467996, 561834995, 1123669990, 2247339980]

約数ペア:

[(1, 2247339980), (2, 1123669990), (4, 561834995), (5, 449467996), (10, 224733998), (20, 112366999), (8429, 266620), (13331, 168580), (16858, 133310), (26662, 84290), (33716, 66655), (42145, 53324)]