1292380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{179}}^1$

素因数の和:226

約数の個数: 36

約数和(自身を含む): 2880360

約数和(自身を除く): 1587980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 358, 361, 380, 716, 722, 895, 1444, 1790, 1805, 3401, 3580, 3610, 6802, 7220, 13604, 17005, 34010, 64619, 68020, 129238, 258476, 323095, 646190, 1292380]

約数ペア:

[(1, 1292380), (2, 646190), (4, 323095), (5, 258476), (10, 129238), (19, 68020), (20, 64619), (38, 34010), (76, 17005), (95, 13604), (179, 7220), (190, 6802), (358, 3610), (361, 3580), (380, 3401), (716, 1805), (722, 1790), (895, 1444)]