80152940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{572521}}^1$

素因数の和:572537

約数の個数: 24

約数和(自身を含む): 192367392

約数和(自身を除く): 112214452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 572521, 1145042, 2290084, 2862605, 4007647, 5725210, 8015294, 11450420, 16030588, 20038235, 40076470, 80152940]

約数ペア:

[(1, 80152940), (2, 40076470), (4, 20038235), (5, 16030588), (7, 11450420), (10, 8015294), (14, 5725210), (20, 4007647), (28, 2862605), (35, 2290084), (70, 1145042), (140, 572521)]