202419440

素因数分解:

$2^4\times 5^1\times {\mathrm{2530243}}^1$

素因数の和:2530256

約数の個数: 20

約数和(自身を含む): 470625384

約数和(自身を除く): 268205944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2530243, 5060486, 10120972, 12651215, 20241944, 25302430, 40483888, 50604860, 101209720, 202419440]

約数ペア:

[(1, 202419440), (2, 101209720), (4, 50604860), (5, 40483888), (8, 25302430), (10, 20241944), (16, 12651215), (20, 10120972), (40, 5060486), (80, 2530243)]