7848820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8009}}^1$

素因数の和:8032

約数の個数: 36

約数和(自身を含む): 19175940

約数和(自身を除く): 11327120

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8009, 16018, 32036, 40045, 56063, 80090, 112126, 160180, 224252, 280315, 392441, 560630, 784882, 1121260, 1569764, 1962205, 3924410, 7848820]

約数ペア:

[(1, 7848820), (2, 3924410), (4, 1962205), (5, 1569764), (7, 1121260), (10, 784882), (14, 560630), (20, 392441), (28, 280315), (35, 224252), (49, 160180), (70, 112126), (98, 80090), (140, 56063), (196, 40045), (245, 32036), (490, 16018), (980, 8009)]