12404840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{6329}}^1$

素因数の和:6354

約数の個数: 48

約数和(自身を含む): 32472900

約数和(自身を除く): 20068060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 6329, 12658, 25316, 31645, 44303, 50632, 63290, 88606, 126580, 177212, 221515, 253160, 310121, 354424, 443030, 620242, 886060, 1240484, 1550605, 1772120, 2480968, 3101210, 6202420, 12404840]

約数ペア:

[(1, 12404840), (2, 6202420), (4, 3101210), (5, 2480968), (7, 1772120), (8, 1550605), (10, 1240484), (14, 886060), (20, 620242), (28, 443030), (35, 354424), (40, 310121), (49, 253160), (56, 221515), (70, 177212), (98, 126580), (140, 88606), (196, 63290), (245, 50632), (280, 44303), (392, 31645), (490, 25316), (980, 12658), (1960, 6329)]