7486780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 18325440

約数和(自身を除く): 10838660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1009, 1060, 1484, 1855, 2018, 3710, 4036, 5045, 7063, 7420, 10090, 14126, 20180, 28252, 35315, 53477, 70630, 106954, 141260, 213908, 267385, 374339, 534770, 748678, 1069540, 1497356, 1871695, 3743390, 7486780]

約数ペア:

[(1, 7486780), (2, 3743390), (4, 1871695), (5, 1497356), (7, 1069540), (10, 748678), (14, 534770), (20, 374339), (28, 267385), (35, 213908), (53, 141260), (70, 106954), (106, 70630), (140, 53477), (212, 35315), (265, 28252), (371, 20180), (530, 14126), (742, 10090), (1009, 7420), (1060, 7063), (1484, 5045), (1855, 4036), (2018, 3710)]