20220173480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38884949}}^1$

素因数の和:38884973

約数の個数: 32

約数和(自身を含む): 48995037000

約数和(自身を除く): 28774863520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 38884949, 77769898, 155539796, 194424745, 311079592, 388849490, 505504337, 777698980, 1011008674, 1555397960, 2022017348, 2527521685, 4044034696, 5055043370, 10110086740, 20220173480]

約数ペア:

[(1, 20220173480), (2, 10110086740), (4, 5055043370), (5, 4044034696), (8, 2527521685), (10, 2022017348), (13, 1555397960), (20, 1011008674), (26, 777698980), (40, 505504337), (52, 388849490), (65, 311079592), (104, 194424745), (130, 155539796), (260, 77769898), (520, 38884949)]