420879448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1759}}^1\times {\mathrm{2719}}^1$

素因数の和:4495

約数の個数: 32

約数和(自身を含む): 861696000

約数和(自身を除く): 440816552

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1759, 2719, 3518, 5438, 7036, 10876, 14072, 19349, 21752, 29909, 38698, 59818, 77396, 119636, 154792, 239272, 4782721, 9565442, 19130884, 38261768, 52609931, 105219862, 210439724, 420879448]

約数ペア:

[(1, 420879448), (2, 210439724), (4, 105219862), (8, 52609931), (11, 38261768), (22, 19130884), (44, 9565442), (88, 4782721), (1759, 239272), (2719, 154792), (3518, 119636), (5438, 77396), (7036, 59818), (10876, 38698), (14072, 29909), (19349, 21752)]