198548540

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{27653}}^1$

素因数の和:28021

約数の個数: 24

約数和(自身を含む): 418128480

約数和(自身を除く): 219579940

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 27653, 55306, 110612, 138265, 276530, 553060, 9927427, 19854854, 39709708, 49637135, 99274270, 198548540]

約数ペア:

[(1, 198548540), (2, 99274270), (4, 49637135), (5, 39709708), (10, 19854854), (20, 9927427), (359, 553060), (718, 276530), (1436, 138265), (1795, 110612), (3590, 55306), (7180, 27653)]