12254120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3691}}^1$

素因数の和:3785

約数の個数: 32

約数和(自身を含む): 27911520

約数和(自身を除く): 15657400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 3691, 7382, 14764, 18455, 29528, 36910, 73820, 147640, 306353, 612706, 1225412, 1531765, 2450824, 3063530, 6127060, 12254120]

約数ペア:

[(1, 12254120), (2, 6127060), (4, 3063530), (5, 2450824), (8, 1531765), (10, 1225412), (20, 612706), (40, 306353), (83, 147640), (166, 73820), (332, 36910), (415, 29528), (664, 18455), (830, 14764), (1660, 7382), (3320, 3691)]