820103280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3417097}}^1$

素因数の和:3417113

約数の個数: 40

約数和(自身を含む): 2542320912

約数和(自身を除く): 1722217632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3417097, 6834194, 10251291, 13668388, 17085485, 20502582, 27336776, 34170970, 41005164, 51256455, 54673552, 68341940, 82010328, 102512910, 136683880, 164020656, 205025820, 273367760, 410051640, 820103280]

約数ペア:

[(1, 820103280), (2, 410051640), (3, 273367760), (4, 205025820), (5, 164020656), (6, 136683880), (8, 102512910), (10, 82010328), (12, 68341940), (15, 54673552), (16, 51256455), (20, 41005164), (24, 34170970), (30, 27336776), (40, 20502582), (48, 17085485), (60, 13668388), (80, 10251291), (120, 6834194), (240, 3417097)]