28662780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6047}}^1$

素因数の和:6138

約数の個数: 48

約数和(自身を含む): 81285120

約数和(自身を除く): 52622340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 6047, 12094, 18141, 24188, 30235, 36282, 60470, 72564, 90705, 120940, 181410, 362820, 477713, 955426, 1433139, 1910852, 2388565, 2866278, 4777130, 5732556, 7165695, 9554260, 14331390, 28662780]

約数ペア:

[(1, 28662780), (2, 14331390), (3, 9554260), (4, 7165695), (5, 5732556), (6, 4777130), (10, 2866278), (12, 2388565), (15, 1910852), (20, 1433139), (30, 955426), (60, 477713), (79, 362820), (158, 181410), (237, 120940), (316, 90705), (395, 72564), (474, 60470), (790, 36282), (948, 30235), (1185, 24188), (1580, 18141), (2370, 12094), (4740, 6047)]