38869020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{215939}}^1$

素因数の和:215954

約数の個数: 36

約数和(自身を含む): 117903240

約数和(自身を除く): 79034220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 215939, 431878, 647817, 863756, 1079695, 1295634, 1943451, 2159390, 2591268, 3239085, 3886902, 4318780, 6478170, 7773804, 9717255, 12956340, 19434510, 38869020]

約数ペア:

[(1, 38869020), (2, 19434510), (3, 12956340), (4, 9717255), (5, 7773804), (6, 6478170), (9, 4318780), (10, 3886902), (12, 3239085), (15, 2591268), (18, 2159390), (20, 1943451), (30, 1295634), (36, 1079695), (45, 863756), (60, 647817), (90, 431878), (180, 215939)]