12620980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7603}}^1$

素因数の和:7695

約数の個数: 24

約数和(自身を含む): 26826912

約数和(自身を除く): 14205932

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 7603, 15206, 30412, 38015, 76030, 152060, 631049, 1262098, 2524196, 3155245, 6310490, 12620980]

約数ペア:

[(1, 12620980), (2, 6310490), (4, 3155245), (5, 2524196), (10, 1262098), (20, 631049), (83, 152060), (166, 76030), (332, 38015), (415, 30412), (830, 15206), (1660, 7603)]