38180820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21943}}^1$

素因数の和:21984

約数の個数: 48

約数和(自身を含む): 110597760

約数和(自身を除く): 72416940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 21943, 43886, 65829, 87772, 109715, 131658, 219430, 263316, 329145, 438860, 636347, 658290, 1272694, 1316580, 1909041, 2545388, 3181735, 3818082, 6363470, 7636164, 9545205, 12726940, 19090410, 38180820]

約数ペア:

[(1, 38180820), (2, 19090410), (3, 12726940), (4, 9545205), (5, 7636164), (6, 6363470), (10, 3818082), (12, 3181735), (15, 2545388), (20, 1909041), (29, 1316580), (30, 1272694), (58, 658290), (60, 636347), (87, 438860), (116, 329145), (145, 263316), (174, 219430), (290, 131658), (348, 109715), (435, 87772), (580, 65829), (870, 43886), (1740, 21943)]