171272020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{65371}}^1$

素因数の和:65511

約数の個数: 24

約数和(自身を含む): 362422368

約数和(自身を除く): 191150348

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 65371, 130742, 261484, 326855, 653710, 1307420, 8563601, 17127202, 34254404, 42818005, 85636010, 171272020]

約数ペア:

[(1, 171272020), (2, 85636010), (4, 42818005), (5, 34254404), (10, 17127202), (20, 8563601), (131, 1307420), (262, 653710), (524, 326855), (655, 261484), (1310, 130742), (2620, 65371)]