39987180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{222151}}^1$

素因数の和:222166

約数の個数: 36

約数和(自身を含む): 121294992

約数和(自身を除く): 81307812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 222151, 444302, 666453, 888604, 1110755, 1332906, 1999359, 2221510, 2665812, 3332265, 3998718, 4443020, 6664530, 7997436, 9996795, 13329060, 19993590, 39987180]

約数ペア:

[(1, 39987180), (2, 19993590), (3, 13329060), (4, 9996795), (5, 7997436), (6, 6664530), (9, 4443020), (10, 3998718), (12, 3332265), (15, 2665812), (18, 2221510), (20, 1999359), (30, 1332906), (36, 1110755), (45, 888604), (60, 666453), (90, 444302), (180, 222151)]