447459440

素因数分解:

$2^4\times 5^1\times {\mathrm{5593243}}^1$

素因数の和:5593256

約数の個数: 20

約数和(自身を含む): 1040343384

約数和(自身を除く): 592883944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5593243, 11186486, 22372972, 27966215, 44745944, 55932430, 89491888, 111864860, 223729720, 447459440]

約数ペア:

[(1, 447459440), (2, 223729720), (4, 111864860), (5, 89491888), (8, 55932430), (10, 44745944), (16, 27966215), (20, 22372972), (40, 11186486), (80, 5593243)]