2040248840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7286603}}^1$

素因数の和:7286621

約数の個数: 32

約数和(自身を含む): 5246354880

約数和(自身を除く): 3206106040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7286603, 14573206, 29146412, 36433015, 51006221, 58292824, 72866030, 102012442, 145732060, 204024884, 255031105, 291464120, 408049768, 510062210, 1020124420, 2040248840]

約数ペア:

[(1, 2040248840), (2, 1020124420), (4, 510062210), (5, 408049768), (7, 291464120), (8, 255031105), (10, 204024884), (14, 145732060), (20, 102012442), (28, 72866030), (35, 58292824), (40, 51006221), (56, 36433015), (70, 29146412), (140, 14573206), (280, 7286603)]