38865780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{215921}}^1$

素因数の和:215936

約数の個数: 36

約数和(自身を含む): 117893412

約数和(自身を除く): 79027632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 215921, 431842, 647763, 863684, 1079605, 1295526, 1943289, 2159210, 2591052, 3238815, 3886578, 4318420, 6477630, 7773156, 9716445, 12955260, 19432890, 38865780]

約数ペア:

[(1, 38865780), (2, 19432890), (3, 12955260), (4, 9716445), (5, 7773156), (6, 6477630), (9, 4318420), (10, 3886578), (12, 3238815), (15, 2591052), (18, 2159210), (20, 1943289), (30, 1295526), (36, 1079605), (45, 863684), (60, 647763), (90, 431842), (180, 215921)]