5441540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20929}}^1$

素因数の和:20951

約数の個数: 24

約数和(自身を含む): 12306840

約数和(自身を除く): 6865300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 20929, 41858, 83716, 104645, 209290, 272077, 418580, 544154, 1088308, 1360385, 2720770, 5441540]

約数ペア:

[(1, 5441540), (2, 2720770), (4, 1360385), (5, 1088308), (10, 544154), (13, 418580), (20, 272077), (26, 209290), (52, 104645), (65, 83716), (130, 41858), (260, 20929)]