4497640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{16063}}^1$

素因数の和:16081

約数の個数: 32

約数和(自身を含む): 11566080

約数和(自身を除く): 7068440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 16063, 32126, 64252, 80315, 112441, 128504, 160630, 224882, 321260, 449764, 562205, 642520, 899528, 1124410, 2248820, 4497640]

約数ペア:

[(1, 4497640), (2, 2248820), (4, 1124410), (5, 899528), (7, 642520), (8, 562205), (10, 449764), (14, 321260), (20, 224882), (28, 160630), (35, 128504), (40, 112441), (56, 80315), (70, 64252), (140, 32126), (280, 16063)]