239552380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{33179}}^1$

素因数の和:33226

約数の個数: 36

約数和(自身を含む): 530946360

約数和(自身を除く): 291393980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 33179, 66358, 132716, 165895, 331790, 630401, 663580, 1260802, 2521604, 3152005, 6304010, 11977619, 12608020, 23955238, 47910476, 59888095, 119776190, 239552380]

約数ペア:

[(1, 239552380), (2, 119776190), (4, 59888095), (5, 47910476), (10, 23955238), (19, 12608020), (20, 11977619), (38, 6304010), (76, 3152005), (95, 2521604), (190, 1260802), (361, 663580), (380, 630401), (722, 331790), (1444, 165895), (1805, 132716), (3610, 66358), (7220, 33179)]