840508090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3654383}}^1$

素因数の和:3654413

約数の個数: 16

約数和(自身を含む): 1578693888

約数和(自身を除く): 738185798

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 3654383, 7308766, 18271915, 36543830, 84050809, 168101618, 420254045, 840508090]

約数ペア:

[(1, 840508090), (2, 420254045), (5, 168101618), (10, 84050809), (23, 36543830), (46, 18271915), (115, 7308766), (230, 3654383)]