409846120

素因数分解:

$2^3\times 5^1\times {\mathrm{2203}}^1\times {\mathrm{4651}}^1$

素因数の和:6865

約数の個数: 32

約数和(自身を含む): 922770720

約数和(自身を除く): 512924600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2203, 4406, 4651, 8812, 9302, 11015, 17624, 18604, 22030, 23255, 37208, 44060, 46510, 88120, 93020, 186040, 10246153, 20492306, 40984612, 51230765, 81969224, 102461530, 204923060, 409846120]

約数ペア:

[(1, 409846120), (2, 204923060), (4, 102461530), (5, 81969224), (8, 51230765), (10, 40984612), (20, 20492306), (40, 10246153), (2203, 186040), (4406, 93020), (4651, 88120), (8812, 46510), (9302, 44060), (11015, 37208), (17624, 23255), (18604, 22030)]