7219980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{40111}}^1$

素因数の和:40126

約数の個数: 36

約数和(自身を含む): 21901152

約数和(自身を除く): 14681172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 40111, 80222, 120333, 160444, 200555, 240666, 360999, 401110, 481332, 601665, 721998, 802220, 1203330, 1443996, 1804995, 2406660, 3609990, 7219980]

約数ペア:

[(1, 7219980), (2, 3609990), (3, 2406660), (4, 1804995), (5, 1443996), (6, 1203330), (9, 802220), (10, 721998), (12, 601665), (15, 481332), (18, 401110), (20, 360999), (30, 240666), (36, 200555), (45, 160444), (60, 120333), (90, 80222), (180, 40111)]