17979480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{49943}}^1$

素因数の和:49960

約数の個数: 48

約数和(自身を含む): 58434480

約数和(自身を除く): 40455000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 49943, 99886, 149829, 199772, 249715, 299658, 399544, 449487, 499430, 599316, 749145, 898974, 998860, 1198632, 1498290, 1797948, 1997720, 2247435, 2996580, 3595896, 4494870, 5993160, 8989740, 17979480]

約数ペア:

[(1, 17979480), (2, 8989740), (3, 5993160), (4, 4494870), (5, 3595896), (6, 2996580), (8, 2247435), (9, 1997720), (10, 1797948), (12, 1498290), (15, 1198632), (18, 998860), (20, 898974), (24, 749145), (30, 599316), (36, 499430), (40, 449487), (45, 399544), (60, 299658), (72, 249715), (90, 199772), (120, 149829), (180, 99886), (360, 49943)]