4238140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{587}}^1$

素因数の和:634

約数の個数: 36

約数和(自身を含む): 9409176

約数和(自身を除く): 5171036

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 587, 722, 1174, 1444, 1805, 2348, 2935, 3610, 5870, 7220, 11153, 11740, 22306, 44612, 55765, 111530, 211907, 223060, 423814, 847628, 1059535, 2119070, 4238140]

約数ペア:

[(1, 4238140), (2, 2119070), (4, 1059535), (5, 847628), (10, 423814), (19, 223060), (20, 211907), (38, 111530), (76, 55765), (95, 44612), (190, 22306), (361, 11740), (380, 11153), (587, 7220), (722, 5870), (1174, 3610), (1444, 2935), (1805, 2348)]