12495860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3697}}^1$

素因数の和:3732

約数の個数: 36

約数和(自身を含む): 28422828

約数和(自身を除く): 15926968

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 3697, 7394, 14788, 18485, 36970, 48061, 73940, 96122, 192244, 240305, 480610, 624793, 961220, 1249586, 2499172, 3123965, 6247930, 12495860]

約数ペア:

[(1, 12495860), (2, 6247930), (4, 3123965), (5, 2499172), (10, 1249586), (13, 961220), (20, 624793), (26, 480610), (52, 240305), (65, 192244), (130, 96122), (169, 73940), (260, 48061), (338, 36970), (676, 18485), (845, 14788), (1690, 7394), (3380, 3697)]