419063440

素因数分解:

$2^4\times 5^1\times {\mathrm{5238293}}^1$

素因数の和:5238306

約数の個数: 20

約数和(自身を含む): 974322684

約数和(自身を除く): 555259244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5238293, 10476586, 20953172, 26191465, 41906344, 52382930, 83812688, 104765860, 209531720, 419063440]

約数ペア:

[(1, 419063440), (2, 209531720), (4, 104765860), (5, 83812688), (8, 52382930), (10, 41906344), (16, 26191465), (20, 20953172), (40, 10476586), (80, 5238293)]