197310020

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{12829}}^1$

素因数の和:13607

約数の個数: 24

約数和(自身を含む): 414922200

約数和(自身を除く): 217612180

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 7690, 12829, 15380, 25658, 51316, 64145, 128290, 256580, 9865501, 19731002, 39462004, 49327505, 98655010, 197310020]

約数ペア:

[(1, 197310020), (2, 98655010), (4, 49327505), (5, 39462004), (10, 19731002), (20, 9865501), (769, 256580), (1538, 128290), (3076, 64145), (3845, 51316), (7690, 25658), (12829, 15380)]