9890720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{8831}}^1$

素因数の和:8853

約数の個数: 48

約数和(自身を含む): 26707968

約数和(自身を除く): 16817248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 8831, 17662, 35324, 44155, 61817, 70648, 88310, 123634, 141296, 176620, 247268, 282592, 309085, 353240, 494536, 618170, 706480, 989072, 1236340, 1412960, 1978144, 2472680, 4945360, 9890720]

約数ペア:

[(1, 9890720), (2, 4945360), (4, 2472680), (5, 1978144), (7, 1412960), (8, 1236340), (10, 989072), (14, 706480), (16, 618170), (20, 494536), (28, 353240), (32, 309085), (35, 282592), (40, 247268), (56, 176620), (70, 141296), (80, 123634), (112, 88310), (140, 70648), (160, 61817), (224, 44155), (280, 35324), (560, 17662), (1120, 8831)]