290762480

素因数分解:

$2^4\times 5^1\times {\mathrm{3634531}}^1$

素因数の和:3634544

約数の個数: 20

約数和(自身を含む): 676022952

約数和(自身を除く): 385260472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3634531, 7269062, 14538124, 18172655, 29076248, 36345310, 58152496, 72690620, 145381240, 290762480]

約数ペア:

[(1, 290762480), (2, 145381240), (4, 72690620), (5, 58152496), (8, 36345310), (10, 29076248), (16, 18172655), (20, 14538124), (40, 7269062), (80, 3634531)]