308972180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1404419}}^1$

素因数の和:1404439

約数の個数: 24

約数和(自身を含む): 707827680

約数和(自身を除く): 398855500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1404419, 2808838, 5617676, 7022095, 14044190, 15448609, 28088380, 30897218, 61794436, 77243045, 154486090, 308972180]

約数ペア:

[(1, 308972180), (2, 154486090), (4, 77243045), (5, 61794436), (10, 30897218), (11, 28088380), (20, 15448609), (22, 14044190), (44, 7022095), (55, 5617676), (110, 2808838), (220, 1404419)]