81588220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{582773}}^1$

素因数の和:582789

約数の個数: 24

約数和(自身を含む): 195812064

約数和(自身を除く): 114223844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 582773, 1165546, 2331092, 2913865, 4079411, 5827730, 8158822, 11655460, 16317644, 20397055, 40794110, 81588220]

約数ペア:

[(1, 81588220), (2, 40794110), (4, 20397055), (5, 16317644), (7, 11655460), (10, 8158822), (14, 5827730), (20, 4079411), (28, 2913865), (35, 2331092), (70, 1165546), (140, 582773)]