28011130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21061}}^1$

素因数の和:21094

約数の個数: 32

約数和(自身を含む): 60658560

約数和(自身を除く): 32647430

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21061, 42122, 105305, 147427, 210610, 294854, 400159, 737135, 800318, 1474270, 2000795, 2801113, 4001590, 5602226, 14005565, 28011130]

約数ペア:

[(1, 28011130), (2, 14005565), (5, 5602226), (7, 4001590), (10, 2801113), (14, 2000795), (19, 1474270), (35, 800318), (38, 737135), (70, 400159), (95, 294854), (133, 210610), (190, 147427), (266, 105305), (665, 42122), (1330, 21061)]