53947640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{25447}}^1$

素因数の和:25511

約数の個数: 32

約数和(自身を含む): 123677280

約数和(自身を除く): 69729640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 25447, 50894, 101788, 127235, 203576, 254470, 508940, 1017880, 1348691, 2697382, 5394764, 6743455, 10789528, 13486910, 26973820, 53947640]

約数ペア:

[(1, 53947640), (2, 26973820), (4, 13486910), (5, 10789528), (8, 6743455), (10, 5394764), (20, 2697382), (40, 1348691), (53, 1017880), (106, 508940), (212, 254470), (265, 203576), (424, 127235), (530, 101788), (1060, 50894), (2120, 25447)]